If speed decreases by 20%, by what percentage will the time required to cover the same distance increase? MCQ with Answer and Explanation

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If speed decreases by 20%, by what percentage will the time required to cover the same distance increase?

A. 20%

B. 33.33%

C. 30%

D. 25%

Answer: Option D

Solution (By JKSSB Mock Tests)

Time increase = (20 / 80) * 100 = 25%.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

40% of a number is 60. 80% of that number is:

A. 100

B. 130

C. 110

D. 120

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Correct Answer: Option D

Explanation:
Number = 60/0.4 = 150, 80% of 150 = 120.

This question belongs to: Maths Percentage

Question #2

A's income is 25% more than B's, and B's income is 20% less than C's. What percent is A's income of C's?

A. 105%

B. 100%

C. 95%

D. 90%

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Correct Answer: Option B

Explanation:
Let C=100, B=80, A=80×1.25=100. A is 100% of C.

This question belongs to: Maths Percentage

Question #3

A sum of money at compound interest becomes 3 times in 6 years. How many years will it take to become 27 times?

A. 18 years

B. 12 years

C. 15 years

D. 24 years

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Correct Answer: Option A

Explanation:
3^3=27. Since 3 times in 6 years, 27 times = 3 intervals = 18 years.

This question belongs to: Maths Percentage

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