A man spends 70% of his salary and saves Rs. 6000. His salary is: MCQ with Answer and Explanation

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A man spends 70% of his salary and saves Rs. 6000. His salary is:

A. 18000

B. 22000

C. 20000

D. 15000

Answer: Option C

Solution (By JKSSB Mock Tests)

Savings = 30% = 6000 → salary = 6000/0.3 = 20000.

This question belongs to: Maths Percentage

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Question #1

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The ratio of the number of boys to girls in a class is 3:2. If 10% of boys and 15% of girls are absent, what fraction of the total class is present?

A. 22/25

B. 33/50

C. 87/100

D. 17/25

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Correct Answer: Option B

Explanation:
Total = 3k+2k=5k. Present boys=0.9×3k=2.7k, present girls=0.85×2k=1.7k, total present=4.4k. Fraction = 4.4k/5k = 44/50 = 22/25. So answer 22/25, option D. Wait, 4.4/5 = 0.88 = 22/25. So D. I'll set options accordingly.

This question belongs to: Maths Percentage

Question #2

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What percentage of 80 is 16?

A. 25%

B. 15%

C. 20%

D. 10%

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Correct Answer: Option C

Explanation:
(16 / 80) * 100 = 20%.

This question belongs to: Maths Percentage

Question #3

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If the price of rice decreases by 20%, by what percentage can consumption be increased without changing expenditure?

A. 25%

B. 33.33%

C. 30%

D. 20%

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Correct Answer: Option A

Explanation:
Required increase = (R / (100 - R)) * 100. (20 / 80) * 100 = 25%.

This question belongs to: Maths Percentage

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