8% of a number is 64. The number is: MCQ with Answer and Explanation

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8% of a number is 64. The number is:

A. 800

B. 900

C. 700

D. 600

Answer: Option A

Solution (By JKSSB Mock Tests)

0.08x = 64 → x = 800.

This question belongs to: Maths Percentage

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Question #1

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A man buys 10 articles for Rs. 8 and sells 8 articles for Rs. 10. Find his profit percent.

A. 50%

B. 56.25%

C. 60%

D. 62.5%

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Correct Answer: Option B

Explanation:
CP of 1 article = 8/10 = 0.8, SP of 1 = 10/8 = 1.25. Profit = 0.45, % = (0.45/0.8)×100 = 56.25%.

This question belongs to: Maths Percentage

Question #2

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After spending 80% of his income, a man saves Rs. 3000. His income is:

A. 12000

B. 15000

C. 16000

D. 14000

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Correct Answer: Option B

Explanation:
Savings 20% = 3000, income = 3000/0.2 = 15000.

This question belongs to: Maths Percentage

Question #3

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In an election, 20% voters did not vote. Winner got 48% of total votes and won by 2400 votes. Total voters:

A. 18000

B. 10000

C. 12500

D. 15000

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Correct Answer: Option D

Explanation:
Votes cast = 80%. Winner got 48% of total, loser got 80% - 48% = 32% of total. Margin = 48% - 32% = 16% of total = 2400 → total = 2400/0.16 = 15000.

This question belongs to: Maths Percentage

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