What will be the compound interest on a sum of Rs. 25000 after 3 years at the rate of 12% per annum? MCQ with Answer and Explanation

What will be the compound interest on a sum of Rs. 25000 after 3 years at the rate of 12% per annum?

A. Rs. 10483.20

B. Rs. 9000.00

C. Rs. 10123.20

D. Rs. 9720.00

Answer: Option C

Amount = 25000 * (1 + 12/100)^3 = 25000 * (1.12)^3 = 25000 * 1.404928 = Rs. 35123.20. Compound Interest = 35123.20 - 25000 = Rs. 10123.20.

This question belongs to: Maths Compound Interest

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Question #1 Report Error

At compound interest, a sum becomes 1.21 times in 2 years. The rate of interest per annum is:

A. 11%

B. 10%

C. 9%

D. 12%

Correct Answer: Option B

Explanation:
(1 + r)² = 1.21 ⇒ 1 + r = 1.1 ⇒ r = 10%.

This question belongs to: Maths Compound Interest

Question #2 Report Error

The difference between CI and SI on Rs. 25000 for 2 years at 4% is:

A. Rs. 44

B. Rs. 36

C. Rs. 40

D. Rs. 48

Correct Answer: Option C

Explanation:
D = 25000 × (0.04)² = 25000 × 0.0016 = Rs. 40.

This question belongs to: Maths Compound Interest

Question #3 Report Error

The difference between CI and SI on Rs. 5200 for 2 years at 10% is:

A. Rs. 55

B. Rs. 50

C. Rs. 48

D. Rs. 52

Correct Answer: Option D

Explanation:
D = 5200 × 0.01 = Rs. 52.

This question belongs to: Maths Compound Interest