A man's salary was reduced by 20%. By what percent must it be raised to bring it back to the original? MCQ with Answer and Explanation

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A man's salary was reduced by 20%. By what percent must it be raised to bring it back to the original?

A. 30%

B. 22.5%

C. 25%

D. 20%

Answer: Option C

Solution (By JKSSB Mock Tests)

After reduction 80, to reach 100, increase = (20/80)×100 = 25%.

This question belongs to: Maths Percentage

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Question #1

Price reduced 40% then increased 25%. Net change:

A. 15% decrease

B. 25% decrease

C. 10% decrease

D. 20% decrease

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Correct Answer: Option B

Explanation:
0.6 × 1.25 = 0.75, 25% decrease.

This question belongs to: Maths Percentage

Question #2

If 20% of a number is 60, the number is:

A. 360

B. 300

C. 240

D. 400

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Correct Answer: Option B

Explanation:
0.2x = 60 → x = 300.

This question belongs to: Maths Percentage

Question #3

Two numbers 25% and 40% less than a third. Second is what % of first?

A. 85%

B. 75%

C. 90%

D. 80%

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Correct Answer: Option D

Explanation:
Third=100, first=75, second=60; (60/75)×100=80%.

This question belongs to: Maths Percentage

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