Salary increased by 15% then decreased by 15%. Net effect: MCQ with Answer and Explanation

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Salary increased by 15% then decreased by 15%. Net effect:

A. 2.25% increase

B. No change

C. 1.5% decrease

D. 2.25% decrease

Answer: Option D

Solution (By JKSSB Mock Tests)

1.15 × 0.85 = 0.9775, 2.25% decrease.

This question belongs to: Maths Percentage

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Question #1

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A man's income is Rs. 25000. He spends 40% on food, 30% on rent, 20% on other items and saves the rest. By what percent should he reduce his food expenditure to increase his savings by 20%?

A. 5%

B. 6%

C. 4%

D. 7%

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Correct Answer: Option A

Explanation:
Present savings = 10% of 25000 = 2500. New savings = 3000. Reduction in food = 500. Food = 10000, % reduction = (500/10000)×100 = 5%.

This question belongs to: Maths Percentage