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

mathematics Mcqs

3451. 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. 8

B. 6

C. 12

D. 18

3452. 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. 66

B. 55

C. 77

D. 44

3453. The sum of cubes of two numbers is 280. If the numbers are in the ratio 2:3, find the smallest number.
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A. 2

B. 6

C. 3

D. 4

3454. The ratio of boys and girls in a class was 11:13. 8 girls and 4 boys join the class from this academic year and the ratio becomes 4:5. Find the strength of the class.
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A. 68

B. 72

C. 96

D. 108

3455. The plan for a rectangular area is drawn to a scale of 1:500. If the length and breadth in the plan is 30 cm and 20 cm, find the actual area.
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A. 15000 m

B. 1200 m

C. 12000 m

D. 1500 m

3456. A:B=2:3, B:C=3:4, A:D=4:5. Find C:D.
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A. 2:05

B. 8:5

C. 4:05

D. 6:05

3457. Find the mean proportion between 5 and 45.
0

A. 9

B. 50

C. 25

D. 15

3458. The third proportional to 3.5, 5.6 is:___________?
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A. 4.5

B. 8

C. 6.2

D. 8.96

3459. A surn of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is Bs share ?
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A. None of these

B. Rs. 500

C. Rs. 2000

D. Rs. 1500

3460. Three quantities X, Y and Z are such that XY=kZ where k is constant. Initially, X was at 4 and X:Y:Z was 2:3:4. If the value of Y is changed to 12 and Z is kept constant, find the value of X.
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A. 6

B. 5

C. 2

D. 3

3461. Solve for x <br> 2x:25 = 6:(x/3)
0

A. 15

B. 18

C. 12

D. 5

3462. Two natural numbers whose sum is 72 cannot be in the ratio:
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A. 3:05

B. 1:03

C. 3:4

D. 1:02

3463. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is :__________?
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A. 4 : 5

B. 6:07

C. 3:05

D. 2:05

3464. The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________?
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A. 51:53:00

B. 52:55:00

C. 51:52:00

D. 52:53

3465. The cost price of an article is 64% of the marked price. Calculate the gain percent after allowing a discount of 12%.
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A. 27.50%

B. 42%

C. 38.50%

D. 37.5 %

3466. A tradesman by means of his false balance defrauds to the extent of 20%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
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A. 44%

B. 48%

C. 45%

D. 20%

3467. A dishonest dealer professes to sell goods at the cost price but uses a weight of 800 grams per kg, what is his percent?
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A. 30%

B. 15%

C. 20%

D. 25%

3468. A trader marked the price of the T.V. 30% above the cost price of the T.V. and gave the purchaser 10% discount on the marked price, thereby gaining Rs.340. Find the cost price of the T.V?
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A. Rs.2150

B. Rs.2200

C. Rs.2000

D. Rs.2250

3469. A trader marks his articles 20% more than the cost price. If he allows 20% discount, then find his gain or loss percent?
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A. None of these

B. No profit No loss

C. 2% loss

D. 4% profit

E. 2% profit

3470. When the Price of fans was reduced by 20 %. The number of fans sold increased by 40 %. What was the effect on the sales of rupees?
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A. 40 % increase

B. 30 % increase

C. 12 % decrease

D. 12 % Increase

3471. The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12%, then the cost price of the article is:
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A. Rs. 550

B. Rs. 600

C. Rs. 500

D. Rs. 515

3472. Ramees bought 4 dozen apples at Rs. 12 per dozen and 2 dozen apples at Rs. 16 per dozen. He sold all of them to earn 20%. At what price per dozen did he sell the apples?
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A. Rs. 14.40

B. Rs. 19.20

C. Rs. 16.00

D. Rs. 16.80

3473. After allowing a discount of 15% on the marked price, the selling price is Rs. 6800 for an article. If it was sold at marked price, there would have been a profit of 60%. The cost price of the article is?
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A. Rs. 5600

B. None of these

C. Rs. 5000

D. Rs. 6400

E. Rs. 4800

3474. If a trader sold two cars each at Rs. 325475 and gains 12% on the first and loses 12% on the second, then his profit or loss percent on the whole is_______?
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A. None of these

B. 14.4% profit

C. 1.44% loss

D. 0%

E. 14.4% loss

3475. Profit after selling a commodity for Rs. 425 is same as loss after selling it for Rs.355. The cost of the commodity is:________?
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A. Rs. 385

B. Rs. 395

C. Rs. 400

D. Rs. 390

3476. If the cost price of 50 articles is equal to the selling price of 40 articles, then the gain or loss percent is?
0

A. 20% loss

B. 10% profit

C. 20% profit

D. 25% loss

E. None of these

3477. At what price must an article costing Rs.47.50 be marked in order that after deducting 5% from the list price. It may be sold at a profit of 25% on the cost price?
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A. Rs.80.00

B. Rs.62.50

C. Rs.72.50

D. Rs.75.00

3478. A sells a bicycle to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays Rs. 225 for it, the cost price of the bicycle for A is:________?
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A. Rs. 110

B. Rs. 150

C. Rs. 125

D. Rs. 120

3479. A fruit vendor purchased 20 dozens of bananas at Rs. 15 per dozen. But one-fourth of the bananas were rotten and had to be thrown away. He sold two-third of the remaining bananas at Rs. 22.50 per dozen. At what price per dozen should he sell the remaining bananas to make neither a profit nor a loss?
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A. Rs. 22.50

B. None of these

C. Rs. 20

D. Rs. 7.50

E. Rs. 15

3480. A trader marked the selling price of an article at 10% above the cost price. At the time of selling, he allows certain discount and suffers a loss of 1%. He allowed a discount of :
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A. 12.50%

B. 11%

C. 10.50%

D. 10 %

3481. A man buys 10 articles for Rs. 8 and Sells them at the rate of Rs. 1.25 per article. His gain is:________?
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A. 19 %

B. 20%

C. 50%

D. 56 %

3482. Mahad marks an article 15% above the cost price of Rs. 540. What must be his discount percentage if he sells it at Rs. 496.80?
0

A. 19%

B. 18%

C. None of these

D. 20%

E. 21%

3483. A man sold 20 articles for Rs. 60 and gained 20%. How many articles did he buy for Rs.60?
0

A. 22

B. 26

C. 24

D. 25

3484. While selling the watch, a shopkeeper gives a discount of 5% if he gives a discount of 7 % he earns Rs. 15 less as profit. The marked price of the watch is:
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A. Rs. 697.50

B. None of these

C. Rs. 712.50

D. Rs. 787.50

3485. Tarun bought a T.V with 20% discount on the labelled price. Had he bought it with 25% discount? He would have saved Rs. 500. At what price did he buy the T.V?
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A. Rs. 10000

B. Rs. 12000

C. Rs. 16000

D. Rs. 5000

3486. A shopkeeper sells 400 metres of cloth for Rs. 18000 at a loss of Rs.5 per metre. Find his cost price for one metre of cloth?
0

A. Rs. 50

B. Rs. 35

C. None of these

D. Rs. 45

E. Rs. 40

3487. By selling an article at Rs.600, a profit of 25% is made. Find its cost price?
0

A. Rs.400

B. Rs.480

C. Rs.350

D. Rs.573

3488. A shopkeeper buys mangoes at the rate of 4 a rupee and sells them at 3 a rupee. Find his net profit or loss percent?
0

A. 33 1/3 %

B. 20%

C. 28%

D. 35.29%

3489. A man buys an article and sells it at a profit of 20%. If he had bought it at 20% less and sold it for Rs.75 less, he could have gained 25%. What is the cost price?
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A. Rs.350

B. Rs.375

C. Rs.300

D. Rs.370

3490. Jameel brought a scooter for a certain sum of money. He spent 10% of the cost on repairs and sold the scooter for a profit of Rs. 1100. How much did he spend on repairs if he made a profit of 20%?
0

A. Rs. 500

B. Rs. 400

C. Rs. 440

D. Rs. 550

3491. If the selling price of 50 articles is equal to the cost price of 40 articles, then the loss or gain percent is:
0

A. 20% gain

B. 20% loss

C. 25% loss

D. 25% gain

3492. A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?
0

A. 5

B. 6

C. 3

D. 4

3493. A person buys an article at Rs.500. At what price should he sell the article so as to make a profit of 20%?
0

A. Rs.700

B. Rs.500

C. Rs.600

D. Rs.250

3494. Rehman mixed 24 kg of butter at Rs. 150 per kg with 36 kg butter at the rate of Rs. 125 per kg. At what price per kg should he sell the mixture to make a profit of 40% in the transaction?
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A. None of these

B. Rs. 162

C. Rs. 198

D. Rs. 135

E. Rs. 189

3495. By mixing two brands of tea and selling the mixture at the rate of Rs. 177 per kg. a shopkeeper makes a profit of 18%. If to every 2 kg of one brand costing Rs. 200 per kg, 3 kg of the other brand is added, then how much per kg does the other brand cost?
0

A. Rs. 110

B. None of these

C. Rs. 120

D. Rs. 140

3496. Kabir buys an article with 25% discount on its marked price. He makes a profit of 10 % by selling it at Rs. 660. The marked price is :
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A. Rs. 800

B. Rs. 700

C. Rs. 600

D. Rs. 685

3497. An umbrella marked at Rs. 80 is sold for Rs. 68. The rate of discount is:
0

A. 17.65%

B. 12%

C. 15%

D. 20%

3498. At what price must kashif sell a mixture of 80 kg sugar at Rs. 6.75 per kg with 120 kg at Rs. 8 per kg to gain 20%?
0

A. Rs. 8.85 per kg

B. Rs. 9 per kg

C. Rs. 7.50 per kg

D. Rs. 8.20 per kg

3499. A discount series of 10%, 20% and 40% is equal to a single discount of:_________?
0

A. 56.8%

B. 70.28%

C. 60%

D. 50%

3500. On selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls. The cost price of a ball is:________?
0

A. Rs. 45

B. Rs. 60

C. Rs. 50

D. Rs. 55

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