If the numerator of a fraction is increased by 50% and the denominator is decreased by 25%, it becomes 5/8. Find the original fraction. MCQ with Answer and Explanation

If the numerator of a fraction is increased by 50% and the denominator is decreased by 25%, it becomes 5/8. Find the original fraction.

A. 5/12

B. 3/8

C. 7/16

D. 5/16

Answer: Option D

(1.5N)/(0.75D) = 2N/D = 5/8 → N/D = 5/16.

This question belongs to: Maths Percentage

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Question #1 Report Error

A person spends 80% of his income and saves Rs. 1500. Find his income.

A. 7000

B. 6000

C. 7500

D. 8000

Correct Answer: Option C

Explanation:
Savings = 20%. 20% of Income = 1500. Income = 1500 * 5 = 7500.

This question belongs to: Maths Percentage

Question #2 Report Error

40% of 250 + 15% of 200 = ?

A. 125

B. 120

C. 135

D. 130

Correct Answer: Option D

Explanation:
100 + 30 = 130.

This question belongs to: Maths Percentage

Question #3 Report Error

A number decreased by 20% becomes 64. The number is:

A. 76

B. 80

C. 84

D. 72

Correct Answer: Option B

Explanation:
0.8x = 64 → x = 80.

This question belongs to: Maths Percentage