A person's salary increased from 4000 to 5000. What is the percentage increase? MCQ with Answer and Explanation

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A person's salary increased from 4000 to 5000. What is the percentage increase?

A. 20%

B. 30%

C. 25%

D. 35%

Answer: Option C

Solution (By JKSSB Mock Tests)

Increase = 5000 - 4000 = 1000. Percentage increase = (1000 / 4000) * 100 = 25%.

This question belongs to: Maths Percentage

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Question #1

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The price of petrol increases by 30%. By what percent should a person reduce consumption so that expenditure increases only by 10%?

A. 16.67%

B. 15.38%

C. 14.5%

D. 18%

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Correct Answer: Option B

Explanation:
1.3 × x = 1.1 → x = 1.1/1.3 ≈ 0.84615, reduction 15.38%.

This question belongs to: Maths Percentage

Question #2

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A dishonest shopkeeper uses 800 g weight instead of 1 kg. His profit %:

A. 25%

B. 20%

C. 22.5%

D. 30%

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Correct Answer: Option A

Explanation:
Profit = (200/800)×100 = 25%.

This question belongs to: Maths Percentage

Question #3

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150% of 60 is:

A. 80

B. 90

C. 75

D. 100

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Correct Answer: Option B

Explanation:
1.5 × 60 = 90.

This question belongs to: Maths Percentage

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