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All Free Mathematics MCQs with Answers

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1,551 questions · page 37 of 78

721. Oranges are bought at 11 for a rupee and an equal number more at 9 a rupee. If these are sold at 10 for a rupee, find the loss or gain percent?

  • A. 1% gain
  • B. 2% gain
  • C. 1% loss
  • D. 2% loss

Explanation: Take equal quantities of oranges, such as 1 orange bought at each rate.

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Correct answer: 1% loss

722. If goods be purchased for Rs.840 and one-fourth be sold at a loss of 20% at what gain percent should the remainder be sold so as to gain 20% on the whole transaction?

  • A. 30%
  • B. 33%
  • C. 33 1/3%
  • D. 35%General Reference

Explanation: The total desired selling price is Rs.840 x 120/100 = Rs.1,008. One-fourth costs Rs.210 and is sold for Rs.210 x 80/100 = Rs.168, so the…

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Correct answer: 33 1/3%

723. 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?

  • A. Rs.370
  • B. Rs.375
  • C. Rs.350
  • D. Rs.300

Explanation: Let the original cost price be Rs.x, so the original selling price is Rs.1.2x.

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Correct answer: Rs.375

724. I bought two books; for Rs.480. I sold one at a loss of 15% and other at a gain of 19% and then I found each book was sold at the same price. Find the cost of the book sold at a loss?

  • A. Rs.28
  • B. Rs.280
  • C. Rs.140
  • D. Rs.70

Explanation: Let the cost of the book sold at a loss be Rs.x, so the other book costs Rs.(480 - x).

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Correct answer: Rs.280

725. A man sells two articles for Rs.3600 each and he gains 30% on the first and loses 30% on the next. Find his total gain or loss?

  • A. 9% loss
  • B. 400
  • C. 4000
  • D. 324Islamic Studies Quiz

Explanation: For the first article, cost price is Rs.3,600/1.3, and for the second it is Rs.3,600/0.7.

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Correct answer: 9% loss

726. A reduction of 20% in the price of salt enables a lady to obtain 10 kgs more for Rs.100, find the original price per kg?

  • A. 2 3/2
  • B. 2 2/3
  • C. 2.5
  • D. 3Islamic Studies Quiz

Explanation: Let the original price be Rs.p per kg, so the reduced price is Rs.0.8p per kg.

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Correct answer: 2.5

727. A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.800, what is the reduced price for kg?

  • A. Rs.20
  • B. Rs.30
  • C. Rs.40
  • D. Rs.25

Explanation: Let the reduced price be Rs.p per kg, so the original price was Rs.p/0.75 = Rs.4p/3 per kg.

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Correct answer: Rs.40

728. A reduction of 40% in the price of bananas would enable a man to obtain 64 more for Rs.40, what is reduced price per dozen?

  • A. Rs.5
  • B. Rs.4
  • C. Rs.2
  • D. Rs.3

Explanation: Let the reduced price be Rs.p per banana, so the original price was Rs.p/0.6.

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Correct answer: Rs.3

729. A man purchases 8 pens for Rs.9 and sells 9 pens for Rs.8, how much profit or loss does he make?

  • A. 20.98% profit
  • B. 20.98% loss
  • C. 20.89% profit
  • D. 20.89% loss

Explanation: The cost of one pen is Rs.9/8, because 8 pens cost Rs.9. The selling price of one pen is Rs.8/9, so the loss fraction is 1 - (8/9)/(9/8) =…

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Correct answer: 20.98% loss

730. Ramees professes to sell his goods at the cost price but he made use of 900 grms instead of a kg, what is the gain percent?

  • A. 11%
  • B. 11 2/9%
  • C. 11 1/9%
  • D. 10%

Explanation: For every nominal 1 kg sold, the dealer gives 900 grams but charges the cost price of 1,000 grams.

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Correct answer: 11 1/9%

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

  • A. 20%
  • B. 25%
  • C. 30%
  • D. 15%

Explanation: If 800 grams are supplied while the customer pays the cost price of 1,000 grams, the gain is the cost of 200 grams.

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Correct answer: 25%

732. 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?

  • A. 20%
  • B. 45%
  • C. 44%
  • D. 48%

Explanation: A 20% advantage while buying makes goods worth Rs.1.20 for every Rs.1.00 spent.

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Correct answer: 44%

733. Ramees sold two bicycles, each for Rs.990. If he made 10% profit on the first and 10% loss on the second, what is the total cost of both bicycles?

  • A. Rs.2000
  • B. Rs.1980
  • C. Rs.1891
  • D. Rs.1750

Explanation: For the first bicycle, the cost price is Rs.990/1.10 = Rs.900. For the second, the cost price is Rs.990/0.90 = Rs.1,100, so the total cost…

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Correct answer: Rs.2000

734. By selling 50 meters of cloth. I gain the selling price of 15 meters. Find the gain percent?

  • A. 35%
  • B. 30%
  • C. 40%
  • D. 42 6/7%

Explanation: Let the selling price per metre be Rs.s. The gain on 50 metres equals the selling price of 15 metres, so total cost of 50 metres is the…

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Correct answer: 42 6/7%

735. The cost price of 13 articles is equal to the selling price of 11 articles. Find the profit percent?

  • A. 15 5/15%
  • B. 18 2/11%
  • C. 16 2/3%
  • D. 30%Quiz Mode Feature

Explanation: Let the selling price of one article be Rs.s. Since the cost price of 13 articles equals the selling price of 11 articles, the cost per…

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Correct answer: 18 2/11%

736. By selling 12 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%?

  • A. 8
  • B. 9
  • C. 12
  • D. 16

Explanation: Selling 12 pencils for Rs.1 means the selling price is Rs.1/12 per pencil.

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Correct answer: 8

737. The C.P of 15 books is equal to the S.P of 18 books. Find his gain% or loss%?

  • A. 16 2/3% loss
  • B. 100/3% loss
  • C. 50/3% profit
  • D. 100/3% loss

Explanation: The cost price of 15 books equals the selling price of 18 books. Taking the selling price per book as Rs.s, the cost price per book is…

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Correct answer: 16 2/3% loss

738. The C.P of 10 pens is equal to the S.P of 12 pens. Find his gain % or loss%?

  • A. 16 2/3% profit
  • B. 50/6% profit
  • C. 16 2/3% loss
  • D. 100/3% loss

Explanation: Let the cost price of one pen be CP and the selling price be SP. Since 10CP = 12SP, SP/CP = 10/12 = 5/6, so the loss is 1/6 x 100 = 16…

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Correct answer: 16 2/3% loss

739. By selling 150 mangoes, a fruit-seller gains the selling price of 30 mangoes. Find the gain percent?

  • A. 20%
  • B. 25%
  • C. 18%
  • D. 30%

Explanation: Let the selling price of one mango be Rs.1, so 150 mangoes sell for Rs.150 and the gain is the selling price of 30 mangoes, or Rs.30.

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Correct answer: 25%

740. 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%?

  • A. 7
  • B. 8
  • C. 9
  • D. 10

Explanation: At 12 oranges per rupee, the selling price of one orange is Rs.1/12. A 4% loss means CP = (Rs.1/12)/0.96, and the required selling price…

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Correct answer: 8
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