A man's income is Rs. 12000, he saves 20%. His savings are: MCQ with Answer and Explanation

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A man's income is Rs. 12000, he saves 20%. His savings are:

A. 3000

B. 2400

C. 2600

D. 2000

Answer: Option B

Solution (By JKSSB Mock Tests)

20% of 12000 = 2400.

This question belongs to: Maths Percentage

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Question #1

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A's marks 25% more than B, B's 20% less than C. A=150, find C:

A. 120

B. 150

C. 140

D. 130

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Correct Answer: Option B

Explanation:
A=1.25B, B=0.8C → A=1.25×0.8C = C, so C=150.

This question belongs to: Maths Percentage

Question #2

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Candidate got 40% of valid votes and lost by 3000. 25% votes invalid. Total voters:

A. 18000

B. 16000

C. 20000

D. 22000

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Correct Answer: Option C

Explanation:
Valid votes V, winner 60%V, loser 40%V, margin 20%V=3000 → V=15000. Total T, 0.75T=15000 → T=20000.

This question belongs to: Maths Percentage

Question #3

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Length +10%, breadth -10%. Change in area:

A. 0%

B. 1% decrease

C. 1% increase

D. 2% decrease

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Correct Answer: Option B

Explanation:
1.1×0.9 = 0.99, 1% decrease.

This question belongs to: Maths Percentage

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