1. Salam's average in four test is 80%. What mark does she need to score in her fifth test to make her average 84%?

2. Murad bought equal number of 20-paisa stamps and 30-paisa stamps the Murad bought?

3. What is the total, interest on Tk 800 at 12.5% per annum for 9 months (in taka)?

4. A man deposits Tk 600 in a Bank at 10% interest rate compounded annually, At the end of the second year, the total amount including interest will become Tk-

5. A television service center can process 8 televisions in 18 minutes. How many televisions can it process in 3 hours at this rate?

6. If one cake serves 7 People, How many cakes are needed to serve a party of 98 people?

7. What is 55% of 12/66 of 270?

8. If x = 12, which of the following has the least value?

9. What percent of 1/2 is 12/16?

10. Karim and Bablu can build a wooden table in 3 days. Bablu can do it alone in 5 days. How many days would it take Karim to do this job alone?

11. What is the averate fo 0.36, 4.6, 0.64, and 2.4?

12. If (3m = 2n) and (6n = 7k), What is the ratio of 'm' to 'k'?

13. A cake is divided into 10 pieces. If Mohiuddin takes 1/3 of the cake and Morshed takes 1/3 of the rest the are left, how many pieces are still left?

14. If the sum of (3, 7 and x) is 18, then the average of (3, 7 and x) is

15. The floor of a company's office has an area of 20,000 square feet. If the floor is in the shape of a square, approximately how many feet long is each side?

16. If (3x + 2y) = 8 and (2x - y) = 3 find the value of 'x'.

17. If the average of two numbers is M, and the larger number is L, what is the other number?

18. In the equation : 31(m-n) - 32(m-n) + (m-n)=?

19. A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone?

20. If the value of XYZ Company stock drops from Tk. 25 per share to Tk. 21 per share, What is the percent of the decrease?

21. A coat was sold for Tk 75. The coat was sold for 150% of the cost of the coat. How much did the coat cost?

22. What is the total interest on Tk. 800 at 12.5% per annum for 9 months in taka?

23. 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?

24. A company makes a profit of 6% on its first Tk. 1,000 of sales each day and Tk. 55 per thousand on all sales in excess of Tk. 1,000 for the day. How much profit will the company make in day when sales are Tk. 6,000?

25. A certain sum of money consists of 30 coins, some of which are 10 paisa coins and the rest are 5 paisa coins. If the total value of the coins is Tk. 2, What is the number of 10 paisa coins?

26. If 40% of all women are voters and 52% of the population is woman, what percent of the population are women voters?

27. 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-

28. দুটি ত্রিভুজের মধ্যে উপাদানগুলো সমান হওয়া সত্ত্বেও ত্রিভুজ দুটি সর্বসম নাও হতে পারে?

29. একটি সুষম দশভুজের প্রতিটি কোণ হবে ---

30. কোনো আসল ২০ বছরে সুদে-মূলে দ্বিগুণ হলে কত বছরে সুদে-মূলে তিনগুণ হবে --

31. ২৪৫০ সংখ্যাটিকে কত দ্বারা গুণ করলে সংখ্যাটি পূর্ণ বর্গসংখ্যা হবে?

32. কোন ক্ষুদ্রতম সংখ্যাকে ৪, ৫ ও ৬ দিয়ে ভাগ করলে প্রত্যেকবার ৩ অবশিষ্ট থাকে?

33. এক গ্যালন = কত লিটার?

34. কোন সংখ্যা হতে ১৭৫ বিয়োগ করে ১৩০ যোগ করলে যোগফল ২৯৭ হবে

35. ৩০ থেকে ৮০ এর মধ্যবর্তী বৃহত্তম ও ক্ষুদ্রতম মৌলিক সংখ্যার ব্যবধান কত?

36. নিচের কোন সংখ্যাটি ২ এবং ৭ দ্বারা বিভাজ্য?

37. বার্ষিক ৪.৫% সরল সুদে কত টাকা বিনিয়োগ করলে ৪ বছরে তা ৮২৬ টাকা হবে?

38. কোনো পরীক্ষায় মোট পরীক্ষার্থীর ৮০% গণিত এবং ৭০% বাংলায় পাস করলো। উভয় বিষয়ে পাস করলো ৬০%, উভয় বিষয়ে শতকরা কতজন ফেল করলো?

39. দুটি সংখ্যার ল. সা. গু ৯০ এবং গ. সা. গু ১৫। একটি সংখ্যা ৪৫ হলে, অপরটি কত?

40. একটি সংখ্যা ৭৪২ থেকে যত বড় ৮৩০ থেকে তত ছোট। সংখ্যাটি কত?

41. ১০টি সংখ্যার যোগফল ৪৬২। এদের প্রথম ৪টির গড় ৫২ এবং শেষের ৫টির গড় ৩৮। পঞ্চম সংখ্যাটি কত?

42. ৩, ৯ ও ৪ এর চতুর্থ সমানুপাতিক কত?

43. ১০ থেকে ৬০ পর্যন্ত যে সকল মৌলিক সংখ্যার একক স্থানীয় অংক ৯ তাদের সমষ্টি কত?

44. প্রথম ৬টি স্বাভাবিক সংখ্যার সমষ্টি কত?

45. ৫০ ডিগ্রী কোণের সম্পূরক কোণের এক পঞ্চমাংশ নিচের কোনটি?

46. একটি বর্গাকার ক্ষেত্রের ক্ষেত্রফল ৪৮৪ বর্গমিটার হলে পরিসীমা কত?

47. If the difference between the circumference and diameter of a circle is 60 cm. then the radius of the circle is

48. $5^{-3}+5^{-3}+5^{-3}+5^{-3}+5^{-3}=?$

49. Find the vlue of n if $27 n\frac{-1}{3}=243$

50. A train 150 meter long and running at a speed of 60 km per hour takes 30 seconds to cross a bridge. What is a length of the bridge?

51. The average age of 12 children is 15 years. If another child comes the average age comes to 13. what is the age of the new child?

52. The length of a rectangle is increased by 25% .By what percentage should the width be decreased so that the area of the rectangle remains unchanged?

53. A wall 8m long, 6 m high and 22.5 cm thick is made up of bricks, each measuring 25 cm ×6 cm The number of bricks required is

54. Naizel is twenty years older than Nekata . In three years Naizel will be twice as old as Neketa will be. How old is Neketa now?

55. In recent survey of the student of a public university . It is found that 65% students are good in Mathematics and 45% students are good in Mathematics and 45% students are good in Statistics. How many students are good in both Mathematics and statistics of the public university?

56. By selling a bicycle for TK. 2,850,a shopkeeper gains 14% . If the profit is reduced to 8% ,then the selling price will be

57. A three of height 4 meter casts a show of length 6.5 meter what is the height of a house casting a show 26 meter long?

58. $If x^2-4x+3=0,then what is the value of$ ${(x-2)}^2$

59. $If \sqrt[3]{32} 2^x, then X is equalto:$

60. A man spends 75% of his income. His income is increased by 20% and he increased his expenses by 10% . His saving are increased by

61. Out of 80 children , 35% can play only cricket , 45% , can play only table tennis and remaining children can play both the games. In all, how many children can play cricket ?

62. The price of a loaf of bread was increased by 20% . How many that used to buy 300 loaves/

63. A train traveled on an average speed of 45 km per hour from Dhaka to Chittagong and returned Dhaka from chittagong on an average speed of 36 km per hour. What was the average speed of the train over the whole journey?

64. A sum of TK. 24,500 amounts to TK. 34,300 in 5 years at a simple interest rate . What is the rate of interest ?

65. In the first 20 over's of a cricket game, the run rate was only 3.5 What should be the run rate in remaining 30 over's to reach the target of 289 runs?

66. On selling 30 pens at TK. 800. there is loss equal to the cost price of 5 pens. The cost price of a pen is -

67. How many 5-digit numerals have 9 as the first digit, 3 or 6 as the third digit, and no digit repeated?

68. There are 10 orange sodas, 15 cream sodas, and 7 cherry sodas in an ice chest, How many sodas must be removed from the ice chest to guarantee that one of each type of soda has been chosen?

69. Bob invested in a stock that increased in value by 17% to 25.74. What was the actual increase in the stock's value ?

70. The area of the base of a cylinder is $100{\mathrm{\pi m}}^2.$ The volume of the cylinder is 900 ${\mathrm{\pi m}}^2.$ What is the height of the cylinder?

71. Frank scored 26 points in a basketball game. All of his points came from either a two-point or three-point basket. If Frank scored at least one three-point basket, what is the maximum number of two-point, baskets that Frank could have scored?

72. On Tuesday Ray rode his bike 10 miles. On Wednesday he increased Tuesday's distance by 5 miles. On Thursday he decreased Wednesday's distance by 7 miles. On Friday he increased Thursday's distance by 12 miles. How many total miles did Ray ride over the 4-day period?

73. A bicycle company makes five styles of bikes in seven different colors. How many different bicycles can the company makes when considering both style and color?

74. What is the next turn in the sequence, 4, 9, 6, 11, 8, 13, ......?

75. The angles of a pentagon are in ratio 9: 10: 12: 14 : 15. What is the sum of measure of the smallest and largest angles?

76. The base of a rectangle is three times as long as the height. If the perimeter is 64, what is the area of the rectangle?

77. The cost of operating a Frisbee company in the first year is $10,000 plus $2 for each Frisbee. Assuming the company sells every Frisbee it makes in the first year for $7, how many Frisbees must the company sell to break even?

78. $\left|3x-5\right|=18.$ What is the product of all possible values of x?

79. $if (2x^2+3x-5)(x+2)=a{x}^3+b{x}^2+3x+d,$ $then ac-bd=?$

80. If the ratio of the area of a sector to the area of the circle is 3: 5, What is the ratio of the length of the arc in the sector to the circumference of the circle?

81. What is the height of a right cylinder with radius 5 in and volume 150 π $i{n}^3?$