mathematics mcqs to prepare for nts, kppsc, fpsc, ppsc and more | mcqpk.com

mathematics Mcqs

351. There are two numbers. If 40% of the first number is added to the second number, then the second number increases to its five-fourth. Find the ratio of the first number to the second number?
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A. 25:08:00

B. None of these

C. 8:25

D. 5 : 8

E. 8:05

352. The number of seats available for Biology and Computer Science in a school is in the ratio 5:8. They are to be increased by 30% and 25% . Find the new ratio.
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A. 13:20

B. 6:10

C. 35:33:00

D. 3:04

353. A journey of 750 km was covered partly by car(x km) and partly by train(y km). If the distance travelled by train was 150 km more than the distance travelled by car, find x:y.
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A. 3:02

B. 3:04

C. 2:3

D. 4:03

354. The amount of water (in ml) that should be added to reduce 9 ml. Lotion, containing 50% alcohol, to a lotion containing 30% alcohol, is__________?
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A. 4

B. 6

C. 5

D. 3

355. In 50 gm alloy of gold and silver the gold is 80 % by weight. How much gold should be mixed with this alloy so that the weight of gold would become 95 %?
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A. 10 gm

B. 200 gm

C. 150 gm

D. 50 gm

356. A watch was sold at a loss of 10%. If it was sold for Rs.140 more, there would have been a gain of 4%. What is the cost price?
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A. Rs.760

B. Rs.1000

C. Rs.860

D. Rs.1140

357. A company has 7348 bars of soap. If the company sells 20% of its bars of soap .how many bars of soap did it sell?
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A. 29390

B. 146950

C. 1469.6

D. 734.8

358. If the price of an article went up by 20%, then by what percent should it be brought down to bring it back to its original price?
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A. 22.33%

B. 20%

C. 16 2/3%

D. None of these

E. 15%

359. The tax on a commodity is diminished by 20% but its consumption is increased by 10%. Find the decrease percent in the revenue derived from it?
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A. 15%

B. 12%

C. 18%

D. 20%

360. Three candidates contested an election and received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidate get?
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A. 60%

B. 57%

C. 90%

D. 65%

361. A bucket contains 2 litres more water when it is filled 80 % in comparison when it is filled 66 2/4 % what is the capacity of the bucket?
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A. 20 litres

B. 10 litres

C. 15 litres

D. 66 2/3 litres

362. Three candidates in an election received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidate get?
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A. 11. 6 %

B. 60%

C. None of these

D. 76. 4 %

363. If x% of 200=y% of 250, find y:x.
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A. 5:02

B. 2:05

C. 5:04

D. 4:5

364. A:B=2:3, B:C=3:4, A:D=4:5. Find C:D.
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A. 6:05

B. 8:5

C. 4:05

D. 2:05

365. The salary of Mr. X is 30% more than that of Mr. Y . Find what percent of Mr. Ys salary is less than Mr. Xs?
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A. 22.08%

B. 23 1/13 %

C. 30%

D. 25.08%

366. If the side of a square is increased by 25 %. Then its area is increased by:__________?
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A. 25%

B. 55%

C. 40.50%

D. 56.25 %

367. Two tailors X and Y are paid a total of Rs. 550 per week by their employer. If X is paid 120 percent of the sum paid to Y, how much is Y paid per week?
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A. None of these

B. Rs. 250

C. Rs. 200

D. Rs. 300

368. A mixture of 70 liters of wine and water contains 10% water. How much water must be added to make water 12 % of the total mixture?
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A. 12 liters

B. 10 liters

C. 4 liters

D. 2 liters

369. What percent of 120 are 90?
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A. 75%

B. 50%

C. 33%

D. 25%

370. The ratio of two numbers a and b is 3:5. If 2 is added to both the numbers, the ratio becomes 2:3. Find b.
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A. 8

B. 10

C. 15

D. 5

371. What profit percent is made by selling an article at a certain price, if by selling at 2/3rd of that price, there would be a loss of 20%?
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A. 12%

B. 25%

C. 20%

D. 13.03%

372. If Mobeen while selling two goats at the same price makes a profit of 10% on one goat and suffers a loss of 10% on the other, he
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A. Makes a profit of 1%

B. Makes no profit and no loss

C. Suffers a loss of 1%

D. Suffers a loss of 2%

373. Two natural numbers whose sum is 72 cannot be in the ratio:
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A. 1:02

B. 3:4

C. 3:05

D. 1:03

374. The sum of squares of three numbers is 280. If the numbers are in the ratio 3:5:6, find the greatest number.
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A. 12

B. 8

C. 6

D. 18

375. Find the number which when multiplied by 15 is increased by 196.
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A. 20

B. 26

C. 14

D. 28

376. 8 % of the voters in an election did not cast their votes in the election, there were only two candidates. The winner by obtaining 48 % of the total votes defeated his contestant by 1100 votes. The total number of voters in the election was_________?
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A. 2200

B. 27500

C. 21000

D. 23500

377. Raees credits 15 % of his salary in this fixed deposit account and spends 30 % of the remaining amount on groceries if the cash in hand is Rs. 2380, what is his salary?
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A. Rs. 3500

B. Rs. 4500

C. Rs. 4000

D. Rs. 5000

378. If the price of gold increases by 50%, find by how much the quantity of ornaments must be reduced, so that the expenditure may remain the same as before?
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A. 27.09%

B. 33 1/3 %

C. 19%

D. 30%

379. Rs. 395 are divided among A, B and C ins such a manner that B gets 25 % more than A and 20 % more than C. The share of A is:
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A. Rs. 120

B. Rs. 198

C. Rs. 195

D. Rs. 180

380. A single discount equivalent to the discount series of 20%, 10% and 5% is_______?
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A. 33.50%

B. 30%

C. 25%

D. 31.6%

381. There were two candidates in an election. Winner candidate received 62% of votes and won the election by 288 votes. Find the number of votes casted to the winning candidate?
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A. 1200

B. 456

C. 744

D. 912

382. p is six times as large as q. The percent that q is less than p is:________?
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A. 60

B. 90

C. 16 2/3

D. 83 1/3

383. A bag contains 1 rupee, 2 rupee and 5 rupee coins amounting to Rs.264. If the ratio of the number of these coins is 3:5:4, find the number of 1 rupee coins.
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A. 8

B. 48

C. 66

D. 24

384. In a survey it was found that 80% of those surveyed owned a car while 60% of those surveyed owned a mobile phone, if 55% owned both a car and a Mobile phone, What percent of those surveyed owned a car or a mobile phone or both?
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A. 80%

B. 97.50%

C. 85%

D. 65%

385. The sum of three numbers is 172. The ratio of the first and second numbers is 8:11. The ratio of the second and third is 5:7. Find the second number.
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A. 77

B. 55

C. 66

D. 44

386. A dishonest dealer professes to sell goods at the cost price but uses a false weight and gains 25%. Find his false weight age?
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A. 750 gms

B. 800 gms

C. 850 gms

D. 700 gms

387. If a flat costs Rs.4500 per sq. ft, and a commercial space costs Rs.9500 per sq. ft, then what is the ratio of their areas if the total cost of both are the same?
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A. 15:28

B. 9:19

C. 19:9

D. 28:15:00

388. 5 % income of a is equal to 15 % income of B and 10 % income of B is equal to 20 % income of C if the income of c is Rs. 200, then total income of A, B and C is :_________?
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A. Rs. 14000

B. Rs. 18000

C. Rs. 6000

D. Rs. 20000

389. A city has a population of 300000 out of which 180000 are males 50% of the population is illiterate if 70 % of the males are literate, then the number of literate females is_________?
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A. 24000

B. 60000

C. 54000

D. 30000

390. In a company, 60% of the employees are men, of this 40 % are drawing more than Rs. 50000 per year. 36% of the total employees of the company draw more than Rs.50000 per year then what is the percentage of women who are drawing less than Rs. 5000 per year?
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A. 40%

B. 70%

C. 30%

D. 60%

391. If the numerator of a fraction is increased by 250 % and the denominator is increased by 400 % the resultant fraction is 7/19. What is the original fraction?
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A. 9-May

B. 10/19

C. 5-Sep

D. 19/7

392. In an examination, 65 % of the total examinees passed if the number of failures is 420, the total number of examinees is:_________?
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A. 1000

B. 1200

C. 1625

D. 500

393. The population of a town is 45000; 5/9th of them are males and the rest females 40% of the males are married. What is the percentage of married females?
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A. 60%

B. 45%

C. 40%

D. 50%

394. What percentage of numbers from 1 to 70 have squares that end in the digit 1?
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A. 14

B. 21

C. 20

D. 1

395. Find the 37.5% of 976 =_______?
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A. 388

B. 366

C. 372

D. None of these

E. 324

396. In an election between two candidates, the candidate who gets 30 % of the votes polled is defeated by 15000 votes. The number of votes polled by the winning candidate is:________?
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A. 15000

B. 37500

C. 11250

D. 26250

397. The ratio of two numbers is 5:9. If each number is decreased by 5, the ratio becomes 5:11. Find the numbers.
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A. 30, 19

B. 21, 37

C. 15, 34

D. 15, 27

398. The income of a broker remains uncharged though the rate of commission is increased from 4 % to 5 % the percentage of a slump in business is_______?
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A. 20 %

B. 80%

C. 1%

D. 8%

399. Two numbers are in the ratio 5:4 and their difference is 10.What is the largest number?
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A. 50

B. 30

C. 40

D. 60

400. The ratio of the number of boys and girls in a college is 7 : 8. If the percentage iikcrease in the number of boys and girls be 20% and 10% respectively, what will be the new ratio ?
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A. 17:18

B. 21 : 22

C. Cannot be determined

D. 8:09

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