1. The receptionist at a veterinary clinic reviewed the office records and found that 3 out of every 8 animals treated at the clinic during the last 4 months were cats. At this rate, how many cats will be treated during the next 12 weeks if a total 288 animals are treated ?

2. The length of a rectangle is 6 cm , and its perimeter is 16 cm. What is the area of the rectangle is square centimeters ?

3. If 3x-4>8, then

4. If x% of y is 10, then what is y ?

5. If 3 is added to both numerator and denominator of a fraction , it becomes 5/7. If 9 is subtracted from both numerator and denominator, it becomes 1/3. What is the fraction ?

6. In a shipment of 120 machine parts, 5 percent were defective. In a shipment of 80 machine parts, 10 percent were defective. For the two shipments combined, what percent of the machine parts were defective ?

7. Reza earns TK.8.50 per hour on days than Sundays and twice that rate on Fridays, Last week he worked a total of 40 hours , including 8 hours on Friday. What was his total earning, in Taka , for that week ?

8. Total payroll expense of a certain business in year Y was TK. 84,000 ; which was 20% more than in year X . What was the total payroll expense (in Taka) in year X ?

9. The price of a certain television set is discounted by 10 percent, and the reduced price is then discounted by 10 percent . The series of successive discount is equivalent to a single discount of -

10. Ms. Lyla wants to put up fencing around three sides of her rectangular garden and have a side of 20 meter unfenced. If the yard has an area of 680 square meters, how many yards of fencing does she need ?

11. The difference between two numbers is 7 and their product is 60, then one of the two numbers must be -

12. Six workers can do 9 identical jobs in 3 days. How long will it take 4 workers to do 10 such jobs ?

13. If the diameter of a circle is doubled the area will be -

14. If the area of rectangle R with length 4 feet is equal to the area of square S, which has a perimeter of 24 feet , then the perimeter of rectangle R equals -

15. If N and P are both odd numbers, which of the following numbers must be an even number ?

16. Points A, B, X and Y are in the same line but not necessarily in that order. Given the lengths AB=12, BX=2, XY=8, what is the length AY ?

17. The sum of 6 consecutive odd numbers exceeds twice the largest by 38. Find the sum of the six numbers ?

18. If 4 is subtracted from one-fourth of a number, the result is 20. Which of the following in the number ?

19. Mr. Rahim who is 28 years of age has a son who is 4 years old. In how many years will Mr. Rahim be 4 times as old as his son ?

20. Out of a group of 80 applicants for a public service examination, 20 persons failed to appear for the first part of the test. What percent of the total applicants appeared for this part of the test ?

21. There are 20 members on a football squad. In electing a captain and a vice-captain, how many different outcomes of the election are possible ?

22. B and C are points on straight line AD, on which AB=BC=CD. What percent of AC is AD ?

23. A cake is made into 18 pieces . If syma takes 1/3 of the cake and Robin takes 1/3 of the rest that are left, how many pieces are still left ?

24. The average weight of 3 young men is 53 kg. No one of them weight less than 51 kg. What is the maximum weight of any one man ?

25. A box contains 10 balls, some are red and some are black . Each of the following could be the ratio of the red to black balls except-

26.

In the figure , how many square units are there in the triangle?

27.

Percent contributed to profits by each of the 6 divisions, p through U, of company Y for the year 2000 and 2001 . Division R contributed how much less to the profits of company Y in 2001 than in 2000?

28. A man walked 2 km east, then 2 km south, then again 4 km east and finally 10 km north. How far in a straight line did he walk from the starting point ?

29. 0.1 is how many times greater than 0.001?

30. If the product of three consecutive integers is 210, then the sum of the two smaller integers is -

31. A shirt marked TK. 12.50 is sold at TK. 10.00. The rate of discount on the marked price is -

32. If four triangles are constructed with sides of the length indicated below, which of the following triangles will not be a right triangle ?

33. In a university, 80 percent of the students lived in hostel , and 60 percent of the hostel students are lucky to get a single room. If number of lucky students is 1,200, then how many students were there in the university ?

34. A student first reduced a number by 20 percent and then increased it again by 20 percent . If the difference between the two new numbers was 8, then what is the original number ?

35. Jamal's average score in 4 tests was 80 out of a possible 100 . If his scores in 2 of the tests were 65 and 70, what is the lowest that either of his other scores could have been ?

36. In Sajib's collection, Bangladeshi stamp is 3 times more than the stamps of other countries . Which of the following cannot be the number of stamps in Sajib's collection ?

37. If the difference between two numbers is 7 and their product is 60, then one of the two numbers must be-

38. 35% of Rashed's income is equal to 25% of Mithu's income. The ratio of their income is -

39. If x+y = z and x = y, then all of the following are true EXCEPT -

40. The positive difference between the squares of any two consecutive integers is always -

41. If you had only one match stick and entered a COLD and DARK room, where there was an oil heater, an oil lamp and a candle , which would you light first ?

42. The total population of 10 countries in the Asian zone is greater than the total population of 11 countries in the European zone. What can we say if one of the countries is dropped from the Asian zone ?

43. Mamun is twelfth from the left and Alam is fifteenth from the right in a row. If we interchange their positions, Alam becomes twentieth from right. How many boys are there in the row ?

44. Replace the question mark of the series 2B, 4C, 8E, 14H, (?) from the following alternatives.

45. Find the next number of the series 7, 10, 14, 16, 21, 22, -

46. If PERFECT coded as RGTHGEV, how is BRWON written in that code ?

47. What part of an hour elapses between 11.50 pm to 12.14 am ?

48. Find the odd man out.

49. If 'Eye' is related to 'Man', then in the same way 'Window' is related to -

50. Choose the pair which is dissimilar to others in the following .

51. Harun wants to buy a dress priced at Tk. 89.75 . If the sales tax is 8% , what is the total amount he must pay for the dress?

52. As labor costs, an electrician charges Tk. 36.50 per hour for himself and Tk. 27.50 per hour for his assistant. What would be the total labor cost for a job taking 61 hours?

53. which of the following is ordered from least to greatest?

54. On a certain map, $\frac{1}{2}$ inch represents 75 miles. It the distance between two towns on this map is $2\frac{1}{4}$ inches, what is the actual distance between the two towns?

55. What is the best possible result for the problem $\frac{8}{35}÷\frac{4}{15}=?$

56. Harun wants to buy a dress priced at TK. 89.75. If the sales tax is 8% , what is the total amount he must pay for the dress ?

57. As labor costs, an electrician charges TK. 36.50 per hour for himself and TK. 27.50 per hour for his assistant . What would be the total labor cost for a job taking 61 hours ?

58. The number of bacteria in a colony was growing exponentially . At 1 pm yesterday the number of bacteria was 1000 and at 3 pm yesterday it was 4000. How many bacteria were there in the colony at 6 pm yesterday ?

59. Jane, Karim and Leo checked out books from the library. Jane has an even number of library books . Karim has 3 more library books than Jane . Leo has 2 more library books than Karim. Which statement is true about the number of library books Karim and Leo have ?

60. Saif charges TK. 5.00 for every hour he works. Last week he worked for 8 hours. He spent TK. 12.00 of the money he earned . which expression could be used to find how much money he had left ?

61. Mr. Mamun bought 73 rolls of film. He can take 24 pictures with each roll of film. What is the total number of pictures he can take with 73 rolls of film ?

62. A football team plays 154 games in a year. If till July the team has won 40 and lost 20 games , how many of the remaining games the team must win to finish the year winning nearly 50% of the games ?

63. Saif, Dr. Nazma and Shakil divided a sum of money among themselves in the ratio 2:3:7 . Find the share of Saif if the total share of Saif and Dr. Nazma together is TK. 1500 less than that of Shakil.

64. A sink contains exactly 12 liters of water. If water is drained from the sink until it holds exactly 6 liters of water less than the quantity of water drained away, how many liters of water were drained away ?

65. Cheese, egg and beef sandwiches were made for a picnic in a ratio of 5 to 7 to 8. If a total of 120 sandwiches were made, how many egg sandwiches were made ?

66. In company X, the average salary of 10 of the employees is TK. 30,000 the average salary of 30 other employees is TK. 40,000 and the average salary of the remaining 20 employees TK. 60,000. What is the average salary of the 60 employees at the company ?

67. A collection of books went on sale and 2/3 of them were sold for TK. 2.30 each. If none of the 36 remaining books were sold, what was the total amount received for the books that were sold ?

68. At the same time that a 60-feet tall building casts a shadow that 21.5 feet long, a nearby tree casts a shadow that is 18 feet long . Which measure is closest to the height of the tree ?

69. Mr. Karim's age is 4 year less than 3 times of Mr. Momen's age. If Mr. Momen is h years old, Which of the following represents Mr. Karim's age ?

70. A cake is put in the oven at 7.20 am. If the cake takes three quarters of an hour to bake, at what time should it be taken out of the oven ?

71. Which of the following is the longest time?

72. Last year there were 1172 students at Banani High School. This year there are 15 percent more students than last year. Approximately how many students are at Banani High School this year ?

73. Last season, Ellen and Janet together won 32 tennis matches . Ellen won 6 more matches than Janet. How many matches did Ellen win ?

74. In a random survey, 25 out of 150 people were able to give a correct answer to the question asked. If 500 people are surveyed , about how many would be expected to answer the question correctly ?

75. If S to be served on Thursday, which of the following is true?

76. Which of the following can be served on Monday?

77. If Q is to be served on Thursday, the latest day on which M can e served is

78. If S is to be served on Friday, M must be served on __

79. If N is to be served on Thursday, the earliest day on which R can be served is

80. There ar 200 students in a class. 76% passed in Bangla and 54% passed in English . If 10% of the students failed in both the subjects then how many of them passed in both subjects ?

81. Babu hired a labor to clean his garden for TK. 35.50. He was very happy with the cleaning and paid the labor bonus in addition to the original agreed TK. 35.50. If the bonus was more than 10 percent but less than 15 percent of the contract amount, then the total amount paid must have been between TK.

82. Noman sells pens for TK. 65.00 each. This price gives him a profit of 30 percent on the costs. What will be the new retail price of each pen if he cuts his profit to 10 percent of costs ?

83. A glass was filled with 10 liters of water and 0.01 liter of water evaporated every day during a 20-day period . What percent of the original amount of water evaporated during the period ?

84. If n is a positive integer then what is the remainder when {3(8n + 3) + 2 } is divided by 5 ?

85. If the price of a dress is TK. 200 that includes 15% VAT, then what is the amount of VAT ?

86. If x% of 40 is y then 10x = ?

87. A wire that weight 24 kilogram is cut into two pieces so that one of these two pieces weigh 16 kilogram and is 34 meter long. If the weight of each piece is proportional to its length , how long is the other piece ?

88. The capacity of computer memory is increasing exponentially . At the same time increased capacity is becoming available at cheaper rate. Two years ago 1GB RAM cost TK. 5,000. Now 4GB Ram is available at the same price. If this trend continues what capacity of RAM will you get for TK. 5,000 after 3 years time ?

89. If x is an integer then which of the following must be odd ?

90. When a positive integer x is divided by a positive integer y the remainder is 9. If x = 96.12 then what is the value of y ?

91. Topu earns TK. 5.00 for every hour he works. Last week he worked for x hours . He purchased y kg of rice. Price of per kg rice is TK. 12.00 . He saved the remaining amount . Which expression below shows his savings ?

92. A machine produces 1,000 units of plastic chair per hour . Working continuously at this rate, how many plastic chairs will this machine produce in a week ?

93. Due to the recession, a show room reported that revenue from luxury car sales were down by 11% and revenue from economy car sales were up by 7% . If the total revenue were up by 1% then what is the ratio of revenue from luxury car sales to revenue from economy car sales ?

94. The charge of a room at Sheraton is 25% less than that of a room at Westin and 10% less than that of a room at Sonargaon . By what percent is the charge of a room at Westin is greater than that of Sonargaon ?

95. When Mr. Sen imports some raw materials he has to pay 7% import duty on the portion of the total value of the item in excess of TK. 1000. If the amount of import duty he paid was TK. 87.50 then what was the value of the raw material that he imported ?

96. Rahim, Karim and James paid a total TK. 45 for their dinner at a restaurant . If Rahim paid of the total amount, Karim paid TK. 17 and James paid the rest then what fraction of the total amount did James pay ?

97. A wholesaler bought 1200 pens for TK 18 each . He sold 60% of the pens for TK. 30 each and remaining for TK. 15 each. What was his average profit per pen ?

98. f(x) = -1, for all x>0. If f(a) = -1 and f(ab) = -1 then b = ?

99. By how much is the value of { -10 - (-7) } greater than the value of { -10 + (-7) } ?

100.

In the figure below, if the ratio of x to y is 11 : 7 , then y =?

101. If a, b, and c are consecutive integers and aabc3 is an integer III. (b-c)=1

102. what should be added with 15480 to make it exactly divisible by 14?

103. what is the difference between the percentage sales of Bus and Truch in Dhaka region ?

104. People use Sedan car and Micro bus for only personal usage . Of all the automobiles sold during that period what percent will be used solely for personal usage?

105. If you add up the digits of a three -digit number you get 18 . The ten's digit is twice the hundred's digit and the hundred's digit is $\frac{1}{3}$ the unit's digit. What is the number?

106. What should be added with 15480 to make it exactly divisible by 14 ?

107. The average age of 40 employees in a branch of a bank is 35 years . When a new employee joined the bank the average age increased to 35.5 years. What is the age of the new employee ?

108. Rumi and Rony can finish a task, working together, in 12 days. If Rony alone can finish that in 20 days, how many days will Rumi need to finish the task working alone ?

109. Arif incurred a loss of 25% by selling a used mobile phone set at taka 1500. How much could he gain/lose by selling that 2200 taka ?

110. Roman covers 17 kilometer in 5 hours . How much time does he need to cover 10.2 kilometer ?

111. The ratio between the length and breadth of a field is 7:5. The perimeter of the field is 360 meter. What is the area of the field ?

112. A watermelon is divided into 18 equal pieces. If Naz takes 1/3 of the watermelon and Sarah takes 1/3 of the rest that are left, how many pieces are still left ?

113. Six years from now the combined age of father and son will be 54. If, currently , son is 5 times younger than his father then what is the present age of the father ?

114. If the sum of (8, 5 and x ) is 21, then the average of (8, 5 and x ) is -

115. Which of the following fractions is smaller than 8/9 and greater than 2/5 ?

116. A bookseller can gain 6.666% if he offers a 20% commission on the written selling price of a book. If the commission is reduced to 10% , what will be his gain ?

117. Farhana deposited TK.10,000 in a Bank at 13.25% interest rate compounded annually. At the end of the second year, the total amount including interest will become how much ?

118. If the purchasing price of 15 apples and selling price of 12 apples are the same then how much is the gain in percentage form ?

119. Selim deposited a total of taka 120,000 in two savings accounts for one year. One account offered him 8% interest and the other 10% . If he earned taka 10,000 as interest, how much did he deposit at 8% ?

120. The average of 100 observations in a study was calculated as 49.7 . Later it was revealed that one of the observations was misread as 64 instead of 94. What will be the correct average ?

121. A form sorting machine can sort 12 forms in 10 minutes. How many forms can it sort in one and half hours at this rate ?

122. If 6 workers can complete 1 identical job in 3 days, how long (in days) will it take 4 workers to complete 10 such jobs ?

123. A 240-meter long train crosses a pole in a platform in 8 seconds . Determine the speed of the train in km/hr.

124. 50% of the people in an area read Ittefaq and 60% of the people in that area read Prothom Alo. 20% people read both the newspapers. What percent of people do not read any of the newspapers ?

125. Which of the following is equal to $\sqrt{45}$

126. Sumon attends his school from 9.00am to 3.00pm every day except Thursday. At home Sumon learns music only on Monday from 3.30 pm to 4.30 pm. On Tuesday he goes to swimming classes from 4.00 pm to 6.00 pm. He practices art from 4.00 pm to 6.00 pm only on Wednesdays. He remains in school after dismissal on Saturdays to participate in a 90 minute club program. The day(s) Sumon has free to go with the friends after 4.30 pm ...........................?

127. Sumon attends his school from 9.00am to 3.00pm every day except Thursday. At home Sumon learns music only on Monday from 3.30 pm to 4.30 pm. On Tuesday he goes to swimming classes from 4.00 pm to 6.00 pm. He practices art from 4.00 pm to 6.00 pm only on Wednesdays. He remains in school after dismissal on Saturdays to participate in a 90 minute club program. The most convenient afternoon for Sumon to stay in the library is ..................... ?

128. In a fruit shop there are six apples. You take away four of those. How many apples do you have now ?

129. If it requires 10 minutes to boil an egg then how many minutes will it take to boil 10 egg simultaneously ?

130. Rahim's father has five sons. Four of them are named as Ten,Twenty,Thirty and Forty. What is the fifth son's name ?

131. IF a pair of shoe is sold at Tk. 480, the shopkeeper incurs a 4% loss. If the shopkeeper sells that pair at Tk. 515, how much profit or loss he/she will incur ?

132. If 4a+4b+4c+4d=112, what is the average of a,b,c and d ?

133. Which of the following is equal to 16^5 ?

134. A retailer buys a mobile set from the wholesaler for Tk.5000. He then marks up the price by 8% and sales at a discount of 5%. What is his profit (in percentage) on the mobile set ?

135. If a number 'x' is divisible by 4,5, and 15 which of the following is also divisible by these numbers ?

136. If the sum of three different prime numbers is an even number then what is the smallest of these three ?

137. Which of the following is less than 1/6 ?

138. If the average of (x-3), (x-5), and (x-7) is 0, then what is the value of x ?

139. Mr. Ramzan will be 'p' years old 'q' years from now. How old was he 'r' years ago ?

140. Akash borrows Tk.600 and pays it back in 12 monthly payments of Tk. 61.75. What is his interest rate ?

141. What is the smallest value of x that satisfies the equation : x(x+4)=-3 ?

142. The average of 10 integers is -16. If the sum of 6 of them is 100, what is the average of the other 4 ?

143. Raj, Ishaq and Jerry divided some money among themselves as follows : Raj received 25% of it, Ishaq received 1/5 of it and Jerry received the remaining Tk. 660. How much money did Ishaq receive.

144. Increasing the original price of an item by 30% and then again decreasing the price by 30% is equivalent to which of the following ?

145. A stock decreases in value by 25%. By what percent must the value of that stock increase to reach its former value ?

146. If 20% of 200 equals 5.5% of 'x', what is the value of 'x' ?

147. If the sum of five consecutive even integers is 's' , then in terms of 's', what is the greatest of these integers ?

148. Which of the following is the next number in the series : 1,1,2,4,3,9,4,16,5,.......... ?

149. In a Super Shop, the sales of an item decreased by 75% from 2005 to 2006. If the sales in 2007 were the same as in 2005, what would be the percentage increases in sales from 2006 to 2007 ?

150. A buzzer sounds every 15 minutes. If the buzzer sounded at 12:40 pm, which of the following could be a time at which the buzzer had sounded before?

151. The average of a set of 12 numbers, which includes 34, is A. If 34 is removed from the set and 38 is included to the set , what is the average of the new set of numbers in terms of A ?

152. If x and y are positive integers, each greater than 1, and if 13(x-1)= 17(y-1), what is the least possible value of (x+y)?

153. In a certain country, a person is born every 5 seconds and a person dies every 13 seconds, Therefore the birth and death rates account fora population growth rate of one person every---

154. One $k^{th}$of a circular pie has been served. If the rest of the pie is divided into n equal servings, then each of these servings is what fraction of the whole pie?

155. Solution X contains 7% (by weight) of liquid M and solution Y contains 14.5% (by weight) of liquid M. If 3 grams of solution X is mixed with 2 grams of solution Y, then liquid M accounts for what percent of the weight of the resulting solution?

156. Bobby, an office secretary, typed 6 letters, each of which had either 1 or 2 pages. If Bobby typed 10 pages in all, how many of the letters had 2 pages?

157. Zaman lives 4 k.m. due west of Parul's house. Abul lives 6 k.m. due north of parul's house and 4 k.m. due west of Dipu's house what is the straight -line distance from Zaman's house to Dipu's house?

158. When a certain number is divided by 7, the remainder is zero. If the remainder is not zero when that number is divided by 14, then the remainder must be------

159. If Tk. 6,300 was invested in a share when the price per share was Tk. 9 and additional Tk. 4200 was invested in the same share when the price per share was Tk. 10, what was the average price per share?

160. The cost of manufacturing x water pumps is Tk.9000+400x. The amount received by selling these x water pumps is Tk. 500x. What is the least number of water pumps that must be manufactured and sold so that that the amount recieved is at least equal to the manufacturing cost ?

161. If p, q, and r are consecutive positive integers, with p>q>r and p+q+r an even number, which of the following could be the value of r?

162. Streets A, B, and C are straight and level, and they intersect to form a triangle. If streets A and B intersect at a 60 degree angle and if street C is perpendicular to street B, at what acute angle do street A and C intersect?

163. Pallab has exactly 3 times as many Bangladeshi as non- Bangladeshi stamps in his collection. Which of the following cannot be the number of stamps in Pallb's collection?

164. The number 0.01 is how many times as great as the number ${(0.0001)}^2?$

165. If the average of 5 consecutive integers is 13 then what is the sum of the least and the greatest of the 5 integers?

166. In a departmental store, notebooks that are normally sold for Tk.59 each are on sale at 2 for Tk.99. How much can saved by purchasing 12 of these notebooks at the sale price?

167. To reproduce an old photograph, a studio charges Tk. z to make anegative, Tk. 0.6z for each of the first 10 prints, and Tk. 0.2z. for each print in excess of 10 prints. If Tk. 45 is the total charge to make one nagative and 20 prints from an old photograph then what is the value of z?

168. By what percent was the price of a certain television set discounted for a sale?

169. which of the following fractions is smaller than 8/9 and greater than 2/5?

170. 60% of the students of a college are male. 60% of the males in the college speak French and 40% of the students of the college speak French. What is the percentage of the females in the college who do not speak French?

171. Arif incurred a loss of 25% by selling a used mobile phone set at taka 1500. How much could he gain/lose by selling it at 2,200 taka?

172. Mr. Jamal employed 50 workers to finish a work within 30 days. After 20 days he found out that only 50% of the work had been completed. How many additional workers will Mr. Jamal need to finish the work in time?

173. A two-digit number has 6 in its unit digit. The sum of its digits is one-fourth of the number itself. What is the number?

174. If r=3z and 9z=6y, then r=?

175. Some marbles are divided between two brothers, Lipu and Tipu in a ratio of 15.8 and the difference in the number of marbles they get is 14. How many marbles did Tipu get?

176. How many liters of fuel are needed for a steamer to sail 2400 kilometers if it uses 40 liters of fuel to sail 320 kilometers?

177. The average of 5 positive integers is 60. If the average of 3 of these integers is 67, what is the greatest possible value that one of the other two integers can have?

178. The ratio of income of Kamran and Dolon is 3 : 4. The ratio of their expenditures is 4 : 5. Find the ratio of their savings if the savings of Kamran is one fourth of his income?

179.

Which of the following number replaces the question mark?

180.

which of the following statements is incorrect?

181. A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds, all starting at the same point. After what time will they gain meet at the starting point altogether?

182. Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank is ----

183. Albert invested an amount of Tk 8,000 in a fixed deposit scheme for 2 years at compound interest rate 5% per annum. How much amount will albert get on maturity of the fixed deposit?

184. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?

185. Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. Then sum of the digits in N is ---

186. X, Y and Z jointly started a business. It was agreed that X would invest Tk 6,500 for 6 months, Y, Tk 8,400 for 5 months and Z, Tk 10,000 for 3 months. X wants to be the working member for which, he was to receive 5% of the profits. The profit earned was Tk 7,400. What is the share of Y in the profit?

187. The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and difference of the digits of the number if the ratio between the digits the number is 1 : 2?

188. Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is ---

189. From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done?

190. Two trains of the same length running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively andhey cross each other in 23 seconds. What is the ratio of their speeds?

191. A large cube is formed from the material obtained by melting three smaller cubes of 3,4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?

192. In a class, 20% of the students are below 20 years of age. The number of students above 20 years of age is two-third of the number of students of 20 years of age which is 48. What is the total number of students in the class?

193. Ranu and Rabu appeared at an examination. Rabu secured 9 marks more than Ranu and her marks was 56% of the sum of their marks. The marks obtained by both of them are ---

194. Two number M and N are such that the sum of 5% of M and 4% of N is two-third of the sum of 6% of M and 8% of N. What is the ratio of M and N?

195. A bank offers 5% compound interest calculated on half-yearly basis. A customer deposits Tk. 1600 each on 1st July of a year. At the end of the year, how much he would have gained as interest?

196. A box contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the box, if at least one black ball is to be included in the draw?

197. A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by which of the following?

198. (3x-1) not = 2x is true for all values of x EXCEPT

199. If 0 $\le x\le 4 and y <12,which of the$ $following can not be the value of xy?$

200. If a and b are both even numbers, which of the following COULD be odd integer?

201. The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25% of the girls are scholarship holders, what percent of the students are not scholarship holders?

202. Mahfuz has a total of Tk. 480 in the denominations of one Taka, five Taka and Ten taka nones. The numbers of different notes are equal. what is the total number of notes?

203. If the coordinates of A and B are (4, 1) and (-2, 7) respectively, then the coordinates of the midpoint of AB are :

204. If window received 1/3 of her hushand's estate, and each of her three sons received 1/3 of the balance. If the widow and one of her sons received a total of Tk. 360,000 from the estate, what was the worth of the estate in Tk?

205. The effective speed of a boat travelling downstream is 20 kmph, whereas it is 10 kmph upstream. What is the speed of the stream current in kmph?

206. If a number exceeds another number by 13 and the larger number is 1.5 times the smaller number, then the smaller number is :

207. The ages of two persons differ by 16 years. 6 years ago, the elder one was 3 times as old as the younger one. What is the present age of the older person in years?

208. In one year, the population of city increased by 20%. The next year, it decreased by 10%. What was the percentage increase in the population over the two years?

209. The profit earned from selling item for Tk. 900 is double the loss incurred when the item is sold for Tk. 450. At what price the item should be sold to make 25% profit?

210. In a store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains the same, What percent of profit could be made on the selling price?

211. The sales price of an item including the sales tax is Tk. 616. The tax rate is 10%. If the shopkeeper made a profit of 12%, What was cost price of the item in Tk.?

212. A Company makes a profit of 6% on its first Tk. 10,000 of sales day and 5% on all sales in excess of Tk. 10,000 for that day. How much taka in profit will the company make in a day when sales are Tk 6,0000?

213. Mr. X can do a job in 8 days and his son can do it in 12 days. How many days will it take to complete the job if they work togethsr?

214. Half of the students of a school play football and one third of the rest play cricket. The remaining 300 students do not play either of the games. How many students are there in the school?

215. A salesman travels a distance of 70 miles in 2.5 hours. How much faster, in miles per hour, must he travel to make the same trip in 0.75 hours less than the original time?

216. Two third of the faculty members of a department are female. Twelve of the male faculty members are unmarried, while 60% of them married. What is the total number of faculty members in the department?

217. If (4x-7)<(2x+13), then which of the following must be true?

218. The ratio of girls to boys in a class is 3:4. The number of students in the class could be any of the following except :

219. Three types of rice costing TK. 100/kg TK. 110/kg and Tk. 130/kg are mixed together and the mixture is sold tk. 120/kg. In what ratio were these different types mixed it no profit or loss was incurred? (১০০ টাকা / কেজি, ১১০ টাকা / কেজি এবং ১৩০ টাকা / কেজি দামের তিন ধরনের চাল একত্রে মেশানো হয় এবং মিশ্রণটি ১২০ টাকা কেজিতে বিক্রয় হয়। কোন অনুপাতে মেশানো হলে কোনো লাভ বা ক্ষতি হবে না?)

220. A sales person sold an item at 15% profit. Had the purchased the item for 25% less and sold for Tk. 6000 less. How would still make a profit of 32%. What was the purchase price of the item? (একজন বিক্রেতা ১৫% লাভে একটি পণ্য বিক্রয় করল। তিনি পণ্যটি ২৫% ছাড়ে ক্রয় করে ৬০০০ টাকা কম মূল্যে বিক্রয় করেও ৩২% লাভ করেন। পণ্যটির ক্রয়মূল্য কত ছিল?)

221. A man takes 5 hr. 15 minute to walk a distance and return back by riding a bicycle. It takes 8 hours to walk both ways. How long will he take to ride both ways by the bicycle? (একজন ব্যক্তি ৫ ঘণ্টা ১৫ মিনিটে হেঁটে একটি নির্দিষ্ট দূরত্বে যায় এবং সাইকেল চালিয়ে ফিরে আসে। হেঁটে যাতায়াতে মোট ৮ ঘণ্টা সময় লাগে। সাইকেলে যাতায়াত করতে তার কত সময় লাগবে?)

222. A student makes twice as many mistake as he makes correct answer in an exam. For each wrong answer $\frac{1}{4}$ is deducted from his score. If he scores 20 in the exam, how many questions did he attempt in the exam? (একজন শিক্ষার্থী পরীক্ষায় সঠিক উত্তরের চেয়ে দ্বিগুণ ভুল করে। তার স্কোর থেকে প্রতিটি ভুল উত্তরের জন্য $\frac{১}{৪}$ কাটা হয়। যদি সে পরীক্ষায় ২০ নম্বর পায়, তাহলে সে পরীক্ষায় কতটি প্রশ্নের উত্তর করেছিল?)

223. A box has 210 coins of Tk. 2 and TK. 1. The ratio of the values of the coins is 12:29. How many Tk. 1 coins were there? (একটি বাক্সে ২ টাকা এবং ১ টাকার ২১০টি কয়েন রয়েছে। মুদ্রাগুলির মানের অনুপাত হল ১২: ২৯। ১ টাকার কতটি কয়েন ছিল?)

224. You got $\frac{25}{36}$ after you increased the numerator of a fraction by 50% and decreased the denominator by 28%. What was the original fraction? (একটি ভগ্নাংশের লব ৫০% বৃদ্ধি এবং হর ২৮% হ্রাস করার পরে তুমি $\frac{25}{36}\frac{1}{4}$পেয়েছ। মূল ভগ্নাংশটি কত ছিল?)

225. In a hostel mess there are food supplies for 40 boys to last 30 days. After 9 days, some boys left the hostel. The food supplies ran out after 44 days from the beginning. How many boys left the hostel? (একটি হোস্টেল মেসে ৪০ জন বালকের জন্য ৩০ দিনের খাবার সরবরাহ করা হয়। ৯ দিন পর, কিছু বালক হোস্টেল ছেড়ে চলে যায়। সরবরাহকৃত খাদ্য শুরু থেকে ৪৪ দিনে শেষ হয়ে যায়। কত জন বালক হোস্টেল ছেড়ে চলে গিয়েছিল?)

226. Find the square root of the number you get by multiplying 2205 by a least positive integer. (সর্বনিম্ন একটি ধনাত্মক পূর্ণসংখ্যা দ্বারা ২২০৫ কে গুণ করে তুমি যে সংখ্যাটি পাও তার বর্গমূ ল বের কর।)

227. A student answers 69 questions in an exam. He makes twice as many mistakes as he makes correct answers. How many questions did he get right?  (একটি পরীক্ষায় একজন শিক্ষার্থী ৬৯টি প্রশ্নের উত্তর দেয়। সে যতটি প্রশ্নের সঠিক উত্তর দেয় তার চেয়ে দ্বিগুণ ভুল করেন। সে কতটি প্রশ্নের উত্তর সঠিক করতে পেরেছিল?)

228. What is the 13th term of the following sequence -3,$-\frac{1}{2}$,2....?(নিচের অনুক্রমের ১৩তম পদটি কত? -৩,$-\frac{১}{২},২.....?$