Ratio of two numbers 5:7. First increased 10%, second 20%. New ratio: MCQ with Answer and Explanation

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Ratio of two numbers 5:7. First increased 10%, second 20%. New ratio:

A. 5:7

B. 13:17

C. 55:84

D. 11:14

Answer: Option C

Solution (By JKSSB Mock Tests)

First = 5.5, second = 8.4, ratio = 55:84.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

What is 12.5% of 800?

A. 150

B. 120

C. 80

D. 100

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Correct Answer: Option D

Explanation:
12.5% is equivalent to the fraction 1/8. (1/8) * 800 = 100.

This question belongs to: Maths Percentage

Question #2

The value of a property depreciates at 10% per year. If its value after 2 years is Rs. 1,62,000, what was its original value?

A. Rs. 2,10,000

B. Rs. 2,00,000

C. Rs. 1,80,000

D. Rs. 1,90,000

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Correct Answer: Option B

Explanation:
Original × 0.9 × 0.9 = 162000 → Original = 162000/0.81 = 200000.

This question belongs to: Maths Percentage

Question #3

If A's salary is 25% more than B's, by what percent is B's salary less than A's?

A. 20%

B. 22.5%

C. 25%

D. 18%

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Correct Answer: Option A

Explanation:
B less % = (25/125)×100 = 20%.

This question belongs to: Maths Percentage

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