A man's salary increased from Rs. 8000 to Rs. 10000. Percentage increase is: MCQ with Answer and Explanation

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A man's salary increased from Rs. 8000 to Rs. 10000. Percentage increase is:

A. 15%

B. 20%

C. 30%

D. 25%

Answer: Option D

Solution (By JKSSB Mock Tests)

Increase = 2000, % = (2000/8000)×100 = 25%.

This question belongs to: Maths Percentage

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Question #1

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A machine depreciates 12% per year. Its value after 1 year if purchased for Rs. 60,000 is:

A. 52,800

B. 52,000

C. 53,000

D. 52,500

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Correct Answer: Option A

Explanation:
60,000 × 0.88 = 52,800.

This question belongs to: Maths Percentage

Question #2

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If the numerator of a fraction is increased by 50% and denominator decreased by 25%, the fraction becomes 3/2. Original fraction:

A. 7/8

B. 4/5

C. 5/8

D. 3/4

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Correct Answer: Option D

Explanation:
(1.5a)/(0.75b) = 2a/b = 3/2 → a/b = 3/4.

This question belongs to: Maths Percentage

Question #3

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Value of a scooter depreciates 10% per year. Price 40,000, after 1 year value is:

A. 34,000

B. 37,000

C. 35,000

D. 36,000

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Correct Answer: Option D

Explanation:
40,000 × 0.9 = 36,000.

This question belongs to: Maths Percentage

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