গণিত

১. If $x^2 4x+13=1+x^2,$ then find out the value of $x^2$

২. one third the sum of 13 and a certain number is the same as one more than twice the number.Find out the number.

৩. If 4 is subtracted from one - fourth of a number , the result is 20. The number is

৪. Sum of the two numbers is 21 and their difference is 7. what is the half of the greater number ?

৫. per day wage rate of workers is reduced 50% due to economic slowdown. After one year, the wage rate is increased by 60% . If the per day wage rate before the decrease was Tk. 100, then what is the per day wage rate now?

৬. If x +y =6 y +z = 4 and z +x = 2 then 2y -z -x ?

৭. You can now buy 5 more Mangoes with Tk. 75 due to reduction in price by 20 percent. Calculate the current price of one dozen of Mangoes.

৮. which of the following fractions is the smallest?

৯. If nis any integer, which of the following is always an odd integer?

১০. A picnic was attended by 240 persons . There were 20 more men than women and 20 more adults than children .How , many men were there in the picnic?

১১. Taxi fare is charged at Tk. 15 per mile plus Tk. 150 for a trip. If the total fare by taxi is Tk. 600 . then what is the distance covered in miles by the trip?

১২. X is 4/6 of Y and Y is 9/8 of Z. what is the ratio of Z:X?

১৩. what is the number of integers between 101 and 199 which exactly divisible by 5 or 7?

১৪. what percent of 25 is 0.2 0?

১৫. If the following series continues to follow the same pattern, what will be the next number: 2 ,6 , 3, 9,6 .....?

১৬. The sum of 6 consecutive odd integers exceeds twice the biggest integer integer by 38. Find sum of the six numbers?

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

১৮. A car wash center washes 10 cars in half an hour . At this rate how many cars can wash in 4 hours?

১৯. Out of total profit , A gets 40% , B 25% , c 20% , D 10% and E 5% . what percentage of B's profit is that of A?

২০. Mr. Karim deposited Tk. 800 in a bank at 15% annual compound interest rate . At the end of the second year ,the total amount including the interest will be:

২১. Find the average of all whole numbers between 1 and 100 that end in 3.

২২. A pen was sold at 15% loss. If the selling price was Tk. 8 more , then the seller could have made a profit of 10% . what was the purchase price of pen?

২৩. A box contains 24 balls , some are red and some are black. Each of the following could be the ratio between the red and black balls except

২৪. In redesigning a cold storage, the length is increased by 30% , the breadth is increased by 50% and the height is reduced by 20% . what is the net increase in the volume of the redesigned cold storage compared to the previous design?

২৫. If 5 students run a mile in 5 minutes, how much time will 50 students take to run a mile?

২৬. If b< 2 and 2x - 3b =0 , which of the following must be true?

২৭. If n and p are both odd numbers , which of the following must be an even number?

২৮. If a and b are positive integers and (a -b) /3.5 - 4/7 , then

২৯. x = 2y +3 and y= -2 , Quantity A =x and Quantity B = -1

৩০. If the length and width of a rectangular garden plot were each increased by 20 percent , what would be the percent increase in the area of the plot?

৩১. Karm can type 10 pages in 5 minutes. Rahim can type 2 pages in 10 minutes Working together, how many pages can they type in 30 minutes?

৩২. In a class composed of x girls and y boys what part of the class is composed of girls.

৩৩. The average of 6 number is 9 , when one number is discarded the average of the remaining numbers becomes 7.2 . What is the discarded number?

৩৪. In a sugar -water solution , the ratio of water to sugar is 8: 3 . If you add 2 kgs of sugar, the ratio becomes 2 :1 what was the amount of sugar in the original solution ?

৩৫. you can now buy 5 more Oranges with Tk. 75 due to reduction in rice by 20 percent Calculate the current price of one dozen of Oranges.

৩৬. Sum of the two numbers is 21 and their difference is 7 . what is the half of the greater number?

৩৭. dMr.Salam deposited Tk. 800 in a Bank at 15% annual compound interest rate. At the end of the second year, the total amount including the interest will be .

৩৮. per day wage rate of workers is reduced 50% due to economic slow down. After one year ,the wage rate is increased by 60% . If the per day wage rate before the decrease was Tk.. 100, then what is the per da y wage rate Now?

৩৯. Divide 60 by half and deduct twenty . what do you get?

৪০. If A and B are positive and A > B which of the following is true?

৪১. Out of total profit, A gets 40% , B 25% , C 20% , D 10% and E 5% . A's profit is what percentage of that of B?

৪২. A farmer had 20 hens. All but 2 died. How many hens are still alive?

৪৩. If A is 4/6 of B and B is 6/8 of C, what is the ratio of C:A?

৪৪. what past of an hour elapses between 11:40 a. m. and 12: 20 p.m. ?

৪৫. A watch was sold at 15% loss. If the selling price was Tk 8 more , then the seller could have made a profit of 10% what was the purchase price of that watch?

৪৬. If $x^2+y=4$ and $x-y=-then x+y^4 is$

৪৭. 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?

৪৮. what least number must be added to 1056 , so that the sum is completely divisible by 23?

৪৯. Running at the same constant rate 6 identical machines can produce a total of 270 bottles per minute . At this rate, how many bottles could 10 such machines produce in 4 minutes?

৫০. 3 pumps , working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?

৫১. The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg . What might be the weight of the new person?

৫২. If selling price is doubled, the profit triples, Find the profit percent,

৫৩. what is the number of integers between 101 and 199 which exactly divisible by 5 or 7?

৫৪. One dog tells the other that there are two dogs in front of me. The other one also shouts that he too had two behind him. How many are they?

৫৫. A person walking 5/6 of his usual rate is 40 minutes late. What is his usual time?

৫৬. Rice is now being sold at Taka 20 a kg. During last month its rate was Taka 16 per kg . By how much percent should a family reduce its consumption so as to keep the expenditure fixed?

৫৭. If the sum of the 3 consecutive integers is 240 , then the sum of the two larger integers is:

৫৮. A 5% monthly salary increase resulted in a salary increase of TK. 6,000 per year for an employee. What was his monthly salary before the increase?

৫৯. Which fraction is the largest?

৬০. Reza's average in four tests is 80% . what marks does he need in his fifth test to raise his average to 84% .

৬১. A woman had 50 ducks . All but 8 died. How many ducks are still alive?

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

৬৩. If 15 is the fifth number in a series of 5 consecutive odd numbers, what is the third number in the series?

৬৪. If product of 3 consecutive integers is 120, then the sum of the integers is--

৬৫. Bina is 10 years older than Mim . In 7 years time. Bina will be twice as old as Mim.

৬৬. There are 12 more apples than oranges in a basket of 36 apples and oranges. How many apples are in the basket?

৬৭. If the market price of a unit is Tk 25, the revenue of selling five units in Taka is --

৬৮. The minimum value of 2x2 +8x -5 is

৬৯. There are 900 students in a school . 4% of them left the school and 50% of the remaining are girls. How many girls remained?

৭০. If product of 3 consecutive integers is 120, then the sum of the integers is--

৭১. Every 3 minutes , 4 liters of water are poured into a 2,000 litre tank . After 2 hours, what percent of the tank is full?

৭২. The area of circle A is 6.25 sq. in. If radius of the circle is doubled, what is the new area of circle A in sq. in?

৭৩. what is the H. C.F of the numbers 36 , 54 and 90?

৭৪. A shopkeeper buys a box of candles for Tk. 18.00 If he wants to make a profit of 45% , how much should he resell them for?

৭৫. Every 3 minutes , 4 liters of water are poured into a 2,000 litre tank . After 2 hours, what percent of the tank is full?

৭৬. If 10 % of x is equal to 25% of y, and y =16 what is the value of x?

৭৭. The area of circle A is 6.25 sq. in. If radius of the circle is doubled, what is the new area of circle A in sq. in?

৭৮. what is the H. C.F of the numbers 36 , 54 and 90?

৭৯. The next number in the sequence , 3, 6 m 11, 18, 27, .... is

৮০. Bus fare recently was increased form Taka 0.85 to Taka 1.00 what was the approximate percentage of increase?

৮১. The number of parallelograms that can be formed from a set of four parallel lines intersecting another set of three parallel lines is

৮২. The number of different signals which can be given form 6 flags of different colours taken one or more at a time is

৮৩. At the beginning of a class period, half of the students in a class go to the library. Later in the period, half of the remaining students go to the computer lab. If there are 5 students remaining in the class, how many students were originally in the class?

৮৪. If two fair coins are flipped, what is the probability that one will come up heads and the other tails?

৮৫. which of the numbers below is not equivalent to 4% ?

৮৬. If a and b are integers greater than 100 such that a+b =300 , which of the following could be the exact ratio of a to b?

৮৭. If a +2b= 6 , ab =4 what is 2/a + 1/b ?

৮৮. If xy = 2 and xy2= 8 , what is the value of x?

৮৯. If m and p are positive integers and ( m +p) m is even , which of the following must be true?

৯০. the angles of a triangle are in the ratio 5: 4: 3 How many degrees are there in the largest angle?

৯১. The average of three Numbers is U. If two numbers are x and y, which is the third number?

৯২. The population of a certain town increases by 50 percent every 50 years. If the population in 1950 was 810 , in year was the population 160?

৯৩. A man loses Tk. 55.50 yearly when the annual rate of interest falls from 11.5% to 10% his capital is:

৯৪. A tree increases annually by 1/8 of its height. By how much will it increase after 2 years, if it stands today 64 cm high?

৯৫. If w is 10% less than x, and y is 30% less than Z, then why is what percent less than xz?

৯৬. If the length of rectangle A is one -half of the length of rectangle B , and the width of rectangle A is one -half of the width of rectangle B, what is the ratio of the area of rectangle A to the area of rectangle B?

৯৭. A tree increases annually by 1/8 of its height. By how much will it increase after 2 years, if it stands today 64 cm high?

৯৮. If w is 10% less than x, and y is 30% less than Z, then why is what percent less than xz?

৯৯. If the length of rectangle A is one -half of the length of rectangle B , and the width of rectangle A is one -half of the width of rectangle B, what is the ratio of the area of rectangle A to the area of rectangle B?

১০০. If both x and y are prime numbers, which of the following CANNOT be the product of x and y?

১০১.

An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours . To cover the same distance in $1\frac{2}{3}hours, it must travel at a speedo of:$

১০২.

A clock is started at noon . By 10 minutes past 5, the hour hand has turned through :

১০৩.

A man completes $\frac{4}{5}of a job in 10 days.At this rate, how many more days will it take him to finish the job?$

১০৪. The sale price of an article including the sales tax is TK. 616 . The rate of sales tax 10% If the shopkeeper has made a profit of 12% , then the cost price of the article is :

১০৫. At what profit percent must an article be sold so that by selling at half that price , there may be a loss of 30% ?

১০৬. The cost price of 20 articles is the same as the selling price of x articles . If the profit is 25% , then the value of x is :

১০৭. 10% loss on selling price is what percent loss on the cost price ?

১০৮. The diagonal of a square is $4\sqrt{2}$ cm. The diagonal of another square whose area is double that of the first square , is:

১০৯. A tank is 25 m long , 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq.m is :

১১০. If the height of a triangle is decreased by 40% and its base is increased by 40% , what will be the effect on its area?

১১১. If the radius of a circle is increased by 6% , then the area is increased by :

১১২. If 8 men can reap 80 hectares in 24 days , then how many hectares can 36 men reap in 30 days ?

১১৩. A garrison of 500 men had provisions for 27 days . After 3 days a reinforcement of 300 men arrived . For how many more days will the remaining food last now?

১১৪. A contractor employed 30 men to do a piece of work in 38 days. After 25 days , he employed 5 men more and the work was finished one day earlier. How many days he would have been behind, if he had not employed additional men?

১১৫. A person borrows Tk. 5000 for 2 years at 4% p.a. simple interest . He immediately lends to another person at $6\frac{1}{4}\%$ $p.a Findh is gainin the trans action per year.$

১১৬. A sum invested at 5% simple interest per annum grows to Tk. 504 in 4 years The same amount at 10% simple interest per annum in $2\frac{1}{2}$years will grow to :

১১৭. In an examination , 34% of the students failed in Mathematics and 42% failed in English . If 20% of the students failed in both the subjects , then the percentage of students who passed in both the subjects was:

১১৮. In a fraction , if numerator is increased by 40% and denominator is increased by 80% then what fraction of the original is the new fraction ?

১১৯. A number is decreased by 10% and then increased by 10% . The number so obtained is 10 less than the original number. what was the original number ?

১২০. In a city , 40% of the people are illiterate and 60% are poor. Among the rich , 10% are illiterate. What percentage of the poor population is illiterate?

১২১.

Below, out of the four figures marked A, B, C and D, three are similar in a certain manner , However, one figure is not like the other three. Choose the figure which is different from the rest.

১২২. If it requires 10 minutes to boil 5 eggs then how many minutes will it take to boil eggs simultaneously ?

১২৩. which of the following is not a leap year ?

১২৪. A can complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km / hr and second half at the rate of 24 km .hr. Find the total journey in km.

১২৫. The percentage profit earned by selling an article for TK. 1920 is equal to the percentage loss incurred by selling the same article for TK. 1280 .At what price should the article be sold to make 25% profit?

১২৬. when a plot is sold for TK. 18,700 , the owner loses 15% . At what price must the plot be sold in order to gain 15% ?

১২৭. Peter purchased a machine for Tk. 80,000 and spent tk. 5000 on repair and Tk. 1000 on transport and sold it with 25% profit . At what price did he sell the machine?

১২৮. A tradesman sold and article at a loss of 20% . If the selling price had been increased by Tk. 100 . there would have been a gain of 5% . what was the cost price of the article ?

১২৯. The length of a rectangular plot is 60% more than its breadth . If the difference between the length and the breadth of that rectangle is 24 cm. what is the area of that rectangle ?

১৩০. The ratio between the length and the perimeter of a rectangular plot is 1 : 3 ,what is the ratio between the length and breadth of the plot?

১৩১. A courtyard 25 m long and 16 m broad is to be paved with bricks of dimension 20 cm by 10 cm . The total number of bricks required is :

১৩২. The length of a rectangle is twice its breadth . If its length is decreased y 5 cm and breadth is increased by 5 cm , the area of the rectangle is increased by 75 sq. cm . Find the length of the rectangle.

১৩৩. If 3 men or 6 boys can do a piece of work in 10 days,working 7 hours a day; how many days will it take to complete a piece of work twice as large with 6 men and 2 boys working together for 8 hours a day ?

১৩৪. If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days?

১৩৫. 4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weavers in 8 days?

১৩৬. 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

১৩৭. The simple interest on a sum of money at 8% per annum for 6 years is half the sum. The sum is :

১৩৮. A sum of money at simple interest amounts to Tk. 815 in 3 tears and to Tk. 854 in 4 years.The sum is :

১৩৯. If x% of y is equal to z, What percent z is x ?

১৪০. A student has to obtain 33% of the total marks to pass. He got 125 marks and failed by 40 marks. The maximum marks are :

১৪১. A number,when 35 is subtracted from it, reduces to its 80 percent. What is four-fifth of that number ?

১৪২. What percentage of numbers from 1 to 70 have squares that end in the digit 1 ?

১৪৩. P and Q started a business investing Tk. 85000 and tk 15000 respectively. In what ration the profit earned after 2 years be divevded between P and Q respectively ?

১৪৪. If the square of an odd natural number is divided by 8, then the remainder will be

১৪৫. A train 108 m long moving at a speed of 50 km/hr crosses a train 112 m long coming from opposite direction in 6 seconds.The speed of the second train is

১৪৬. The cost price of an article is Tk. 7840. What should be the selling price of the article so that there is a profit of 7%

১৪৭. $6\times 3(3-1)$

১৪৮. Half of 41 percent written as a decimal is

১৪৯. The ages of A and B are in the ratio 6:5 and sum their ages is 44 years. What will be the ratio of their ages after 8 years?

১৫০. If you subtract -1 from +1 what is be the result ?

১৫১. $19.99\times 9.9+99.9=?$

১৫২. $(?-968)÷79\times 4=512$

১৫৩. A man riding his bicycle covers 150 metres 150 metres in 25 seconds. is his speed in km per hour?

১৫৪. 30 men can do a piece of work in 16 days. How many men would be required to do the same work in 20 days?

১৫৫. Find the multiple of 11 in the following numbers.

১৫৬. The sum of twice a number and three times of 42 is 238. what is the sum of trice the number and two times of 42?

১৫৭. Which of the following has most number of divisors?

১৫৮. The average of 2,7 and x is 5 and the average of 18, 1, 6 , 5 and y is 10 . What is the value of y?

১৫৯. A sum opf money at simple interest amounts to Tk. 815 in 3 years and to Tk. 854 in 4 years. The sum is-

১৬০. A boat goes 8 km in one hour along the stream and 2 km in one hour agaist the stream. The speed i km/hr of the stream is

১৬১. A can complete a certain work in 4 minutes, B in 5 minutes, C in 6 minutes, D in 10 minutes and E in 12 minutes. The average number of units of work completed by them per minute will be

১৬২. $0.213÷0.00213=?$

১৬৩. Which of the following is the lowest ratio?

১৬৪. $9^3\times {\left(81\right)}^2÷{\left(27\right)}^3=\left(3\right)?$

১৬৫. The sum of three consecutive multiples of 3 is 72. What is the largest number?

১৬৬. Which of the following fraction is the largest?

১৬৭. $\sqrt{\sqrt{17956} + \sqrt{24025} } =?$

১৬৮. A person borrows Tk. 5000 for 2 years at 4% p.a simple interest.He immediately lends it to another person at $6\frac{1}{4}\%$ p.a for 2 years.Find his gain in the transaction per year .

১৬৯. Find the missing term in each of the following series : 1, 6, 15, ?, 45, 66, 91

১৭০. Find the missing term in each of the following series : 2, 5, 9, 19, 37, ?

১৭১. Find the missing term in each of the following series : 10000, 11000, 9900, 10890, 9801, ?

১৭২. The simple interest on a sum of money at 8% per annum for 6 years is half the sum. The sum is

১৭৩. On selling a chair at 7% loss and a table at 17% gain, a man gains Tk 296. If he sells the chair at 7% gain and the table at 12% gain, then he gains Tk. 400. The actual price of the table is ---

১৭৪. The total number of digits used in numbering, the pages of a book having 366 pages is

১৭৫. In an election a candidate who gets 84% of the votes, is elected by a majority of 476 votes. What is the total number of votes polled?

১৭৬. A student has to obtain 33% of the total marks to pass. He got 125 marks and failed by 40 marks. The maximum marks are

১৭৭. A courtyard 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is

১৭৮. A group of 1200 persons consisting of captains and soldiers is travelling in a train. For every 15 soldiers there is one captain. The number of captains in the group is ----

১৭৯. A shopkeeper sold article offering a discount of 5% and earned a profit of 23.5%. What would have been the percentage of profit earned if no discount was offered?

১৮০. The cost of carpeting a room 18m long with a carpet 75 m wide at Tk. 4.50 per metre is Tk. 810. The breadth of the room is ----

১৮১. A shopkeeper sells 25 articles at Tk. 45 per article after giving 10% discount and earns 50% profit.If the discount is not given, the profit gained is

১৮২. Find the wrong number in the series : 3,8,15,24,34,48,63

১৮৩. T,R,P,N,L,?

১৮৪. 1,6,15,?,45,66,91

১৮৫. Who is the tallest among six boys P, T, N, D, Q and R? 1. P is taller than D and N but not as tall as T. 2. R is taller than Q but not as tall as T. 3. Q is not taller than T and R.

১৮৬. Four subjects ---physics, Chemistry, Mathematics and Biology ---were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the chemistry period scheduled? 1. Mathematics period ended at 10.00 a.m, which was preceded by Biology. 2. Physics was scheduled in the last period. 3. Mathematics period was immediately followed by Chemistry.

১৮৭. Village T is in which direction with respect to village R? 1. T is to the North of W which is to the West of S. 2. T is to the North-West of S. 3. W is to the North-West of R.

১৮৮. A, B and C started a business by investing Tk. 1,20,000, Tk. 1,35,000 and Tk. 1,50,000 respectively. Find the share of A, out of an annual profit of Tk. 56,700.

১৮৯. Three numbers are in the ratio of 3 : 4: 6 and their product is 1944. The largest of these numbers is ---

১৯০. 12 men working 8 hours per day complete a piece of work in 10 days. To complete the same work in 8 days, working 15 hours a day, the number of men required, is

১৯১. The salaries of A, B, C are in the ratio 2: 3: 5. If the increments of 15%, 10% and 20% are allowed respectively in their salaries, then what will be the new ratio of their salaries?

১৯২. The difference between the local value and the face value of 7 in the numeral 32675149 is ---

১৯৩. A person takes a loan of Tk. 200 at 5% simple interest. He returns Tk.100 at the end of 1 year. In order to clear his dues at the end of 2 years, he would pay :

১৯৪. If 35% of a number is 175, then what percent of 175 is the number?

১৯৫. A cricket team won 3 matches more than they lost. If a win gives them 2 points and loss(-1) point, how many matches, in all, have they played if their score is 23?

১৯৬. A person's present age is two-fifth of the age of his mother. After 8 years, he will be one-half of the age of his mother. How old is the mother at present?

১৯৭. $\sqrt{.0025} \times \sqrt{2.25} \times \sqrt{.0001}=?$

১৯৮. A car moves at the speed of 80 km / hr. what is the speed of the car in metres per second ?

১৯৯. A shopkeeper purchased 70 kg of potatoes for Tk. 420 and sold the whole lot at the rate of Tk. 6.50 per kg. .what will be his gains percent?

২০০. In a dairy farm, 40 cows eat 40 bags of husk in 40 days. In how many days one cow will eat one bag of husk?

২০১. The simple interest on a certain sum of money at the rate of 5% p.a. for 8 years is Tk. 840. At what rate of interest the same amount of interest can be received on the same sum after 5 years?

২০২. A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quantity sold at 18% profit is :

২০৩. A and B can do a piece of work in 5 days; B and C can do it in 7 days; A and C can do it in 4 days. Who among these will take the least time if put to do it alone?

২০৪. A and B started a business jointly. A's investment was thrice the investment of B and the period of his investment was two times the period of investment of B. If B received Tk. 4000 as profit, then their total profit is :

২০৫. If x/5=y/8, then (x+5) : (y+8) is equal to :

২০৬. A man buys an article for 10% less than its value and sells it for 10% more than its value. His gain of loss percent is :

২০৭. After deducting a commission of 5%, a T.V set costs Tk. 9595. Its marked price is :

২০৮. 1/2 is what percent of 1/3?

২০৯. 49×49×49×49=7?

২১০. Rahim is 40 years old and Karim is 60 years old. How many years ago was the ratio of their ages 3 : 5?

২১১. The sum of three consecutive multiples of 3 is 72. What is the largest number?

২১২. If doubling a number and adding 20 to the result gives the same answer as multiplying the number by 8 and taking away 4 from the product, the number is :

২১৩. The mean of 50 observations was 36. It was found later that an observation 48 was worngly taken as 23. The correct new mean is :

২১৪. A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be ----

২১৫. (8/88)×8888088=?

২১৬. .0.002×0.5=?

২১৭. Find the greatest number that will divide 43, 91 and 183 so as leave the same remainder in each case.

২১৮. Which one of the following numbers is exactly divisible by 11?

২১৯. 4500 ×? =3375

২২০. The difference between the place value and the face value of 6 in the numeral 856973 is --

২২১. The least prime number is .

২২২. In a group of 52 persons , 16 drink tea but not coffee and 33 drink tea. How many drink coffee but not tea?

২২৩. The average of 6 numbers is 7. The average of three numbers of them is 5. What will be the average of remaining numbers?

২২৪. The ratio 5 :4 expressed as a percent equals

২২৫. If 8 men can reap 80 hectares in 24 days, then dhow many hectares can 36 men reap in 30 days?

২২৬. A Person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

২২৭. How much time will it take for an amount of Tk 450 to yield Tk. 81 as interest at 4.5% per annum of simple interest?

২২৮. P and Q started a business in the ratio of 2:3 . After 1 year P left the business but Q continues. After 2 years he had the profit of TK. 26000. What is the profit of Q?

২২৯. 48.95-32 .006 =?

২৩০. $(0.75\times 4.4\times 2.4)÷0.6=?$

২৩১. Evaluate $\sqrt{248+\sqrt{52}+\sqrt{144}}$

২৩২. Two numbers differ by 5. If their product is 336, then the sum of the two numbers is -

২৩৩. ${(0.04)}^2÷(0.008)\times {(0.2)}^6=(0.2)?$

২৩৪. By selling an article for Tk. 100 a man gains Tk. 15 .Then, his gain % is -

২৩৫. Oranges are bought at 5 for Tk. 10 and sold at 6 for Tk. 15 . The gain percent is -

২৩৬. A speed of 14 meters per second is the same as-

২৩৭. A can do 3 piece of work in 4 hours, B and C together in 3 hours , and A and C together in 2 hours. How long will B alone take to do it?

২৩৮. The total cost of flooring a room at Tk. 8.50 per square metre is TK. 510. If the length the room is 8 m , its breadth is -

২৩৯. The face value of 8 in the number 458926 is -

২৪০. The least number which should be added 2497 so that the sum is exactly divisible 5,6,4 and 3 is -

২৪১. a is greater than b by 2 and b is greater than c by 10 . If a+ b+ c =130 , then (b+c) -a =?

২৪২. The average of two numbers is 6.5 and square root of their product is 6 . What are the number?

২৪৩. The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son . What is the present age of the son?

২৪৪. 30% apples out of 450 are rotten . How many apples are in good condition?

২৪৫. The ratio of boys and girls in a club is 3 : 2 . Which of the following could be the actual number of members ?

২৪৬. A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days?

২৪৭. If 4 (A's capital) = 6 (B's capital) = 10 (C's capital), then out of a profit of Tk. 4650, C will receive:

২৪৮. 3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?

২৪৯. A sum of money is to be distributed among A,B,C,D in the proportion of 5 : 2 : 4 : 3. If C gets Tk. 1000 more than D, what is B's share?

২৫০. If 2A = 3B = 4C, Than, A : B : C is.

২৫১. Two-fifth of one-third of three-seventh of a number is 15. What is 40 percent of that number?

২৫২. By selling a pen for Tk. 15, a man loses one- sixteenth of what it costs him. The cost price the pen is:

২৫৩. ${\left(1000\right)}^7-{10}^{18}=?$

২৫৪. What percent is 3% of 5%?

২৫৫. Ten years ago, A was half of B in age. If the ratio of their present age is 3 : 4 What will be the total of their present ages?

২৫৬. The sum of two number is 184. If one-third of the one exceeds one-seventh of the other by 8.. find the smaller number.

২৫৭. The difference between a number and its three fifth is 50. What is the number?

২৫৮. The average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next inning so as to increase his average of runs by 4?

২৫৯. What is the square root of 0.16?

২৬০. Find the average of all the numbers between 6 and 34 which are divisible by 5.

২৬১. If (a - b) is 6 more than (c + d) and (a + b) is 3 less than (c - d), than (a - c) is:

২৬২. 7 is added to a certain number, the sum is multiplied by 5; the product is divided by 9 and 3 is subtracted from the quotient. The remainder deft is 12. The number is:

২৬৩. The greatest number which can divide 1356, 1868 and 2764, leaving the same remainder 12 in each case, is:

২৬৪. 3640 ÷ 14 × 16 +340 = ?

২৬৫. 48.95-32.006 = ?

২৬৬. What value will come in place of question mark in the following equations 0.006 ÷ ? = 0.6

২৬৭. The product of two numbers is 4107. If the H.C.F of this numbers is 37, then the greater number is:

২৬৮. The difference of the squares of two consecutive odd integers is divisible by which of the following integers?

২৬৯. 7589-? = 3434

২৭০. The smallest 3-digit prime number is: