mathematics MCQs – Page 12

Practise multiple-choice questions from mathematics for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

551. Find the mean proportion between 5 and 45.
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A. 50

B. 9

C. 25

D. 15
552. The price of a certain item is increased by 15 %. If a consumer wants to keep his expenditure on the item same as before how much percent must he reduce his consumption of that item?
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A. 10.87%

B. 16.67%

C. 13 1/23 %

D. 15%

553. If a man lost 4% by selling oranges at the rate of 12 a rupee at how many a rupee must he sell them to gain 44%?
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A. 9

B. 8

C. 10

D. 7

554. The ratio of the number of boys and girls is 3:2 if 20 % of the boys and 30 % of the girls are scholarship holders then the percentage of students who do not get scholarship is_________?
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A. 75

B. 76

C. 72

D. 50

555. The difference between a number and its two-fifth is 510. What is 10% of that number?
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A. 85

B. None of these

C. 12.75

D. 204

556. Two-fifth of one-third of three-seventh of a number is 15. What is 40% of that number?
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A. 136

B. None of these

C. 84

D. 140

E. 72

557. Of the 1000 inhabitants of a town 60 % are males of whom 20 % are literate. If of all the inhabitants 25 % are literate. Then what percent of the females of the town are literate?
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A. 27.50%

B. 37.50%

C. 32. 5 %

D. 22. 5 %

558. In a group of 80 children and 10 youngsters, each child got sweets that are 15% of the total number of children and each youngster got sweets that are 25% of the total number of children. How many sweets were there?
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A. 1100

B. None of these

C. 1160

D. 1080

E. 1210

559. If 17xy+7 =19xy ,then 4xy = ?
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A. 2-Jan

B. 14

C. 3

D. 2

560. The C.P of 10 pens is equal to the S.P of 12 pens. Find his gain % or loss%?
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A. 16 2/3% profit

B. 50/6% profit

C. 16 2/3% loss

D. 100/3% loss

561. After 38 liters of petrol were poured into the tank, it was still 5% empty. How much petrol must be poured into the tank in order to fill it?
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A. 38 liters

B. 2 liters

C. 40 liters

D. 38.5 liters

562. The salary of a typist was at first raised by 10% and then the same was reduced by 5%. If he presently draws Rs.1045.What was his original salary?
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A. 950

B. 1000

C. 900

D. 975

563. If y exceeds x by 25%, then x is less than y by__________?
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A. 16%

B. 20%

C. 16.33%

D. 16.60%

564. A cycle is bought for Rs.900 and sold for Rs.1080, find the gain percent?
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A. 20%

B. 18%

C. 25%

D. 16.67%

565. The temperature at noon in LHR ,Pakistan was 6 deg on Monday ,4deg on Tuesday,2deg below zero on Wednesday,3deg below zero on Thursday, 0 deg on Friday ,3 deg on Saturday ,and 6 deg on Sunday. What was the average temperature at noon for the week ?
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A. -2 deg

B. 7 deg

C. 14 deg

D. 2 deg
566. M:N = 3:4, N:O = 5:7 and O:P = 7:9. Then M:P =________?
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A. 3-Jan

B. None of these

C. 5/12

D. 9-Jul

567. The length and breadth of a rectangle are in the ratio 5:4. Find its perimeter if its area is 180 cm
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A. 12 cm

B. 15 cm

C. 27 cm

D. 54 cm
568. In an election only two candidates contested. A candidate secured 70% of the valid votes and won by a majority of 172 votes. Find the total number of valid votes?
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A. 430

B. 480

C. 520

D. None of these

E. 570

569. When a number is first increased by 10 % and then reduced by 10 % the number:__________?
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A. decreased by 1 %

B. None of these

C. does not change

D. increased by 1 %

570. Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?
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A. 9

B. 12

C. 10

D. 11

571. Yalmaz can cover a distance of 400 metres in 2 minutes. Rayan can cover 1 km in 300 seconds. Find the ratio of their speeds.
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A. 1:1

B. 2:05

C. 1:02

D. 4:03

572. A man travels from A to B at a speed of 30 kmph and returns with a speed of 60 kmph. What is the average speed of the man?
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A. 45

B. 40

C. 47.5

D. 50

573. A money lender lends Rs.2000 for six months at 20% p.a. rate. It the interest is reckoned quarterly than find the amount given after time limit.
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A. Rs.2200

B. Rs.2205

C. Rs.2160

D. Rs.2040

574. To produce an annual income of Rs. 1200 from a 12% stock at 90, the amount of stock needed is:_________?
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A. Rs. 10000

B. Rs. 16000

C. Rs. 14400

D. Rs. 10800

575. A man covered a certain distance at some speed. If he had moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. What is the the distance in km?
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A. 36

B. 52

C. 41

D. 40
576. What is the principle amount which earns Rs.132 as compound interest for the second year at 10 % per annum?
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A. Rs. 1320

B. Rs. 1000

C. None of these

D. Rs. 1200
577. A Man travelled a distance of 61 km in 9 hours. He travelled partly on foot at 4 km/hr and partly on bicycle at 9 km/hr. What is the distance travelled on foot?
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A. 16 km

B. 18 km

C. 12 km

D. 14 km

578. P and Q need 8 days to complete a work. Q and R need 12 days to complete the same work. But P, Q and R together can finish it in 6 days. How many days will be needed if P and R together do it?
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A. 8

B. 9

C. 7

D. 10

579. A man buys Rs. 20 shares paying 9% dividend. The man wants to have an interest of 12% on his money. The market value of each share is:_________?
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A. 20

B. 12

C. 18

D. 15
580. A car can travel 360km with a full tank. How many km can it travel with a 2/3 full tank?
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A. 300

B. 240

C. 320

D. 400

581. 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?
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A. 2700

B. 450

C. 1080

D. 1800
582. Three towns X, Y, and Z are on a river which flows uniformly. Y is equidistant from X and Z. If a boats man rows from X to Y and back in 10 hours and X to Z in 4 hours, find the ratio of speed of the boats man in still water to the speed of the current.
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A. 1:02

B. 3:05

C. 5:3

D. 2:05

583. A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
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A. 8.2

B. 6.1

C. 7.2

D. 4.2

584. What will be the compound interest on a sum of Rs. 25,000 after 3 years at the rate of 12% p.a.?
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A. Rs. 10123.20

B. Rs. 10483.20

C. Rs. 9000.30

D. Rs. 9720

585. What will be ratio of simple to compound interest on two same sums invested in SBP at rate of interest of 8% kept for 3 years?
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A. 9-Apr

B. 1/2.5

C. 1903/2156

D. 1875/2029
586. A cyclist covers a certain distance in 50 minutes at a speed of 24 kmph. To cover the same distance in 40 minutes, he should travel at a speed of__________?
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A. 25 kmph

B. 20 kmph

C. 30 kmph

D. 27 kmph

587. A man buys Rs. 25 shares in a company which pays 9% dividend . The money invested is such that it gives 10% on investment. At what price did he buy the shares?
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A. Rs.22

B. Rs.22.50

C. Rs.22.50

D. Rs.25

588. A sum of money amounts to Rs. 10648 in 3years and Rs. 9680 in 2 years. The rate of interest is_________?
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A. 10 %

B. 15%

C. 20%

D. 5%

589. P and Q can complete a work in 15 days and 10 days respectively. They started the work together and then Q left after 2 days. P alone completed the remaining work. The work was finished in__________days.
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A. 15

B. 20

C. 12

D. 22

590. Walking 6/7th of his usual speed, a man is 12 minutes too late. What is the usual time taken by him to cover that distance?
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A. 1 hr 12 min

B. 2 hr

C. 1 hr

D. 1 hr 42 min

591. If a man walks at 6 kmph, he can reach his destination at 9:00 am. However, he walks a little slower and reaches only at 10:00 am. If the distance to his destination was 12 km, at what speed did he walk?
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A. 3 kmph

B. 4 kmph

C. 4.5 kmph

D. 5 kmph

592. Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman ?
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A. 3:04

B. Data inadequate

C. 5:03

D. 4 : 3
593. Find the least number of complete years in which a sum of money put out at 25% compound interest will be more than double of itself?
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A. 6 years

B. 4 years

C. 2 years

D. 1 year

594. A man invests some money partly in 9% stock at 96 and partly in 12% stock at 120. To obtain equal dividends from both he must invest the money in the ratio_________?
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A. 3:04

B. 4:05

C. 3:05

D. 16:15
595. Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is:_______?
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A. Rs. 1750

B. Rs. 2000

C. Rs. 1550

D. Rs. 1650

596. A boy goes to his school from his house at a speed of 3 km / hr and returns at a speed of 2 km / hr. If he takes 5 hours in going and coming, the distance between his house and school is :___________?
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A. 6 km

B. 6.5 km

C. 5 km

D. 5.5 km

597. The difference between simple interest and compound interest at the same rate for Rs.5000 for 2 years is Rs. 72. The rate of interest is?
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A. 12 %

B. 8%

C. 10%

D. 6%

598. Barkat is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10 kmph; he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach A at 1 P.M. ?
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A. 12 kmph

B. 14 kmph

C. 11 kmph

D. 8 kmph

599. A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately. If A begins first, in how many days the work will be completed ?
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A. 42/4 days

B. None of these

C. 41/4 days

D. 55 days

600. Find the annual income derived from Rs. 2500, 8% stock at 106.
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A. 200

B. 250

C. 150

D. 100