mathematics MCQs – Page 21

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 Review each marked answer and report any item that may be outdated or unclear.

mathematics Mcqs

401. Find the value of x when y = 5, if x varies directly as 4y-1 and x = 14 when y = 2.
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A. 35

B. 10

C. 28

D. 38

402. In a test a candidate attempted only 8 Questions and secured 50% marks in each of the questions if the obtained a total of 40% in the test and all questions in the test carried equal marks, how many questions were there in the test?
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A. 15

B. 16

C. 8

D. 10

403. In what ratio should the profit of Rs.8000 be divided if X starts a business with an investment of Rs. 20000, Y invests Rs.7500 for 4 months and Z invests Rs.15000 after 3 months from the start of the business.
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A. 16 : 2 : 9

B. 8:03:06

C. 16:02:03

D. 6:09:01

404. A two-digit number is such that the product of the digits is 8. When 18 is added to the number, then the digits are reversed. The number is :_________?
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A. 81

B. 42

C. 18

D. 24

405. A man sells a horse for Rs.800 and loses something, if he had sold it for Rs.980, his gain would have been double the former loss. Find the cost price of the horse?
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A. Rs.875

B. Rs.900

C. Rs.850

D. Rs.860

406. A reduction of 20 % in the price of sugar enables a purchaser to obtain 3kg more for Rs. 120. The original price of sugar per kg is:________?
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A. Rs. 15

B. Rs. 8

C. Rs. 10

D. Rs. 12

407. Three numbers are in the ratio of 3 : 4 : 6 and their product is 1944. The largest of these numbers is :___________?
0

A. 18

B. 6

C. 12

D. None of these

408. What is the ratio of Faheems salary to Imrans salary to Naveeds salary if Faheem makes 80,000 rupees ,Imran 70,000 rupees and Naveed makes 50,000 rupees ?
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A. 7:08:05

B. 4:07:05

C. 80:70:60

D. 8:7:5

409. On decreasing the price of T.V. sets by 30 % its sale is increased by 20 %. What is the effect on the revenue received by the shopkeeper?
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A. 10 % decrease

B. 10 % increase

C. 16 % increase

D. 16 % decrease

410. Out of 100 students, 50 failed in English and 30 in Mathematics. If 12 students fail in both English and Mathematics. Then the number of students who passed in both the subjects is__________?
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A. 26

B. 30

C. 32

D. 28

411. 85% of a number is added to 24, the result is the same number. Find the number?
0

A. 130

B. 150

C. 140

D. 160

412. 3/20 is what percent of 12/25?
0

A. None of these

B. 31.25%

C. 35.50%

D. 42.75%

E. 40.50%

413. The sum of two numbers is 2490. If 6.5 % of one number is equal to 8.5 % of the other then the numbers are:_________?
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A. 1011, 1479

B. 989, 1501

C. 1401, 1089

D. 1411, 1079

414. A class has 90 students. If the ratio of boys and girls is 7:8, find the number of boys in the class.
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A. 48

B. 70

C. 60

D. 42

415. A candidate got 35% of the votes polled and he lost to his rival by 2250 votes. How many votes were cast?
0

A. 5000

B. 7500

C. 6000

D. 3500

416. If 30% of a number exceeds 20% of it by 18, then find the number?
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A. 120

B. 150

C. 180

D. None of these

E. 200

417. In an examination, every candidate took physics or mathematics or both 65.8% took physics and 59.2% took mathematics the total number of candidates was 2000. How many candidates took both physics and mathematics?
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A. 250

B. 125

C. 750

D. 500

418. An article is bought for Rs.675 and sold for Rs.900, find the gain percent?
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A. 33.17%

B. 33 1/3%

C. 30%

D. 16.67%

419. By selling 50 meters of cloth. I gain the selling price of 15 meters. Find the gain percent?
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A. 42 6/7%

B. 30%

C. 35%

D. 40%

420. In an election between two candidates. One got 55 % of the total valid votes. 20 % of the votes were invalid. If the total number of votes was 7500. The number of valid votes that the other candidate got was_________?
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A. 3000

B. 3100

C. 2900

D. 2700

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