Percentage MCQ Set 7

PERCENTAGE MCQ SET 7

Q1. The length and breadth of a cuboid are increased by 10% and 20% , respectively , and its height is decreased by 20% . The percentage increase in the volume of the cuboid is

(a)5 4/5%

(b)5 1/5%

(c)5 2/5%

(d)5 3/5%

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Answer: D

Q2. If both length and breadth of a cuboid is increased by 12 percent , then by how much percent its height should be reduced so that the volume of the cuboid remains same?

(a)14.56 percent

(b)24.72 percent

(c)20.28 percent

(d)28.44 percent

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Answer: C

Q3. If the price of petrol increases by 19% and Sunitha intends to spend only an additional 12% on petrol , by what percent should she reduce the quantity of petrol purchased (nearest to an integer) ?

(a)7

(b)6

(c)5

(d)8

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Answer: D

Q4. The price of sugar has increased by 18% . A person wants to increase the expenditure by 12% only . By what percent , correct to one decimal place , should he decrease his consumption ?

(a)6%

(b)5.1%

(c)5.3%

(d)5.6%

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Answer: B

Q5. The price of sugar has increased by 17% . A person wants to increase his expenditure by 5% only . By approximately what percent should he decrease his consumption ?

(a)10.3

(b)10.7

(c)10.9

(d)9.9

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Answer: A

Q6. When the price of a commodity increased by 23% , a family reduced its consumption in such a way that the expenditure on it was only 5% more . By what percentage has the family reduced the consumption of the commodity (correct to one decimal place) ?

(a)14.20%

(b)15.8%

(c)14.6%

(d)15.2%

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Answer: C

Q7. When the price of rice increases by 25% , a person increases his expenditure on rice only by 15% . By what percentage should he reduce his consumption of rice so as to be able to maintain the same level of expenditure ?

(a)8%

(b)5%

(c)9%

(d)7%

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 Answer: A

Q8. When the price of an item was reduced by 20% , its sale increased by x% . If there is an increase of 25% in receipt of the revenue , then the value of x is:

(a)55.35

(b)57.75

(c)56.25

(d)54.35

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Answer: C

Q9. When the price of a commodity is increased by 23% , a family reduced it consumption in such a way that the expenditure on it was only 5% more . By what percentage has the family reduced the consumption of the commodity (correct to one decimal place) ?

(a)14.20%

(b)15.8%

(c)14.6%

(d)15.2%

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Answer: C

Q10. Price of pulse increases by 25% . A person initially purchase 60 kg pulse . How much kg of pulse he can purchase now in same amount?

(a)32 kg

(b)60 kg

(c)48 kg

(d)40 kg

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Answer: C