Ratio 2:5, second part expressed as percentage of total is: MCQ with Answer and Explanation

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Ratio 2:5, second part expressed as percentage of total is:

A. 65.5%

B. 71.43%

C. 70%

D. 60%

Answer: Option B

Solution (By JKSSB Mock Tests)

Second part = 5/(2+5) × 100 ≈ 71.43%.

This question belongs to: Maths Percentage

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Question #1

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A's salary 15% less than B's. By what % must A's salary be raised to equal B's?

A. 15%

B. 18%

C. 17.65%

D. 16.67%

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Correct Answer: Option C

Explanation:
A=85, B=100. Increase needed = (15/85)×100 ≈ 17.65%.

This question belongs to: Maths Percentage

Question #2

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The population of a town is 20,000. It increases by 5% annually. What will be the population after 2 years?

A. 22100

B. 22050

C. 22000

D. 21000

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Correct Answer: Option B

Explanation:
Population = 20000 * (1.05)^2 = 20000 * 1.1025 = 22050.

This question belongs to: Maths Percentage

Question #3

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A's income 20% less than B, B's 25% less than C. C's income is what % more than A's?

A. 70%

B. 60%

C. 62.5%

D. 66.67%

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Correct Answer: Option D

Explanation:
A=0.8B, B=0.75C → A=0.6C → C = A/0.6, more 66.67%.

This question belongs to: Maths Percentage

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