A's salary is 50% of B's salary which is 40% of C's salary. What percent of C's salary is A's salary? MCQ with Answer and Explanation

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A's salary is 50% of B's salary which is 40% of C's salary. What percent of C's salary is A's salary?

A. 20%

B. 30%

C. 15%

D. 25%

Answer: Option A

Solution (By JKSSB Mock Tests)

A = 0.5B, B = 0.4C → A = 0.5×0.4C = 0.2C = 20% of C.

This question belongs to: Maths Percentage

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Question #1

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Employees reduced by 25%. To keep total wage bill same, wage per head must increase by:

A. 25%

B. 33.33%

C. 20%

D. 30%

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Correct Answer: Option B

Explanation:
New employees 0.75, wage per head multiplier = 1/0.75 = 1.3333, increase 33.33%.

This question belongs to: Maths Percentage

Question #2

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In an election between two candidates, the winner got 60% of the votes and won by a majority of 400 votes. What was the total number of votes cast?

A. 1500

B. 1000

C. 2500

D. 2000

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Correct Answer: Option D

Explanation:
Winner = 60%, Loser = 40%. Difference = 20%. 20% of Total = 400. Total = 400 * (100 / 20) = 2000.

This question belongs to: Maths Percentage

Question #3

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In a town, 70% of people speak English, 65% speak Hindi, and 27% speak neither. What percentage of people speak both languages?

A. 62%

B. 70%

C. 60%

D. 52%

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Correct Answer: Option A

Explanation:
Speak at least one = 100% - 27% = 73%. n(E U H) = n(E) + n(H) - n(E ∩ H). 73 = 70 + 65 - n(E ∩ H). n(E ∩ H) = 135 - 73 = 62%.

This question belongs to: Maths Percentage

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