At what rate percent will Rs. 6400 give Rs. 1152 interest in 3 years? MCQ with Answer and Explanation

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At what rate percent will Rs. 6400 give Rs. 1152 interest in 3 years?

A. 6%

B. 5%

C. 8%

D. 4%

Answer: Option A

Solution (By JKExamLibrary)

R = (1152 × 100)/(6400 × 3) = 6%.

This question belongs to: Maths Simple Interest

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Question #1

At what rate percent will Rs. 45000 give Rs. 13500 interest in 5 years?

A. 5%

B. 8%

C. 7%

D. 6%

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Correct Answer: Option D

Explanation:
R = (13500 × 100)/(45000 × 5) = 6%.

This question belongs to: Maths Simple Interest

Question #2

The principal that gives Rs. 88200 interest in 7 years at 9% SI is

A. Rs. 141000

B. Rs. 138000

C. Rs. 139000

D. Rs. 140000

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Correct Answer: Option D

Explanation:
P = (88200 × 100)/(9 × 7) = 140000.

This question belongs to: Maths Simple Interest

Question #3

The rate at which Rs. 3438000 amounts to Rs. 4469400 in 3 years is

A. 9%

B. 12%

C. 8%

D. 10%

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Correct Answer: Option D

Explanation:
SI = 1031400. R = (1031400 × 100)/(3438000 × 3) = 10%.

This question belongs to: Maths Simple Interest

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