40% of a number exceeds 25% of the same number by 30. What is 75% of the number? MCQ with Answer and Explanation

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40% of a number exceeds 25% of the same number by 30. What is 75% of the number?

A. 160

B. 180

C. 170

D. 150

Answer: Option D

Solution (By JKSSB Mock Tests)

0.4x - 0.25x = 0.15x = 30 → x = 200. 75% of 200 = 150.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

If 15% of a number is 75, the number is:

A. 400

B. 450

C. 500

D. 600

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Correct Answer: Option C

Explanation:
Let the number be x. 15% of x = 75 → 0.15x = 75 → x = 75 / 0.15 = 500.

This question belongs to: Maths Percentage

Question #2

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

A. 600

B. 625

C. 550

D. 575

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Correct Answer: Option A

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

This question belongs to: Maths Percentage

Question #3

The price of an article is increased by r% and then decreased by r%. If the net decrease is 1%, find r.

A. 8

B. 10

C. 5

D. 12

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Correct Answer: Option B

Explanation:
1 - r²/10000 = 0.99 → r² = 100 → r = 10.

This question belongs to: Maths Percentage

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