A number divided by 4, quotient increased by 25% then decreased by 20% gives 150. Number: MCQ with Answer and Explanation

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A number divided by 4, quotient increased by 25% then decreased by 20% gives 150. Number:

A. 560

B. 600

C. 640

D. 540

Answer: Option B

Solution (By JKSSB Mock Tests)

(N/4)×1.25×0.8 = (N/4)×1 = 150 → N/4=150 → N=600.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

72% passed an exam. Failures = 560. Total examinees:

A. 2500

B. 2000

C. 1800

D. 2200

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Correct Answer: Option B

Explanation:
28% = 560, total = 560/0.28 = 2000.

This question belongs to: Maths Percentage

Question #2

The present population of a town is 10,890. If it increases by 10% yearly, what was its population 2 years ago?

A. 8000

B. 9500

C. 10000

D. 9000

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Correct Answer: Option D

Explanation:
P_past = P_present / (1 + R/100)^2 = 10890 / (1.10)^2 = 10890 / 1.21 = 9000.

This question belongs to: Maths Percentage

Question #3

Cost article Rs. 500, marked up 60%, then 25% discount. Selling price:

A. 575

B. 625

C. 600

D. 550

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Correct Answer: Option C

Explanation:
Marked = 500×1.6 = 800, SP = 800×0.75 = 600.

This question belongs to: Maths Percentage

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