The compound interest on Rs. 4000 at 10% per annum for 1 year compounded half-yearly is: MCQ with Answer and Explanation

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The compound interest on Rs. 4000 at 10% per annum for 1 year compounded half-yearly is:

A. Rs. 410

B. Rs. 400

C. Rs. 440

D. Rs. 420

Answer: Option A

Solution (By JKSSB Mock Tests)

A = 4000 × (1.05)² = 4000 × 1.1025 = 4410, CI = 4410 − 4000 = Rs. 410.

This question belongs to: Maths Compound Interest

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Question #1

The difference between CI and SI on Rs. 9800 for 2 years at 10% is:

A. Rs. 95

B. Rs. 100

C. Rs. 90

D. Rs. 98

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Correct Answer: Option D

Explanation:
D = 9800 × 0.01 = Rs. 98.

This question belongs to: Maths Compound Interest

Question #2

The difference between compound interest and simple interest on Rs. 1500 for 2 years at 10% per annum is:

A. Rs. 10

B. Rs. 15

C. Rs. 25

D. Rs. 20

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Correct Answer: Option B

Explanation:
Difference = P × (R/100)² = 1500 × (0.1)² = 1500 × 0.01 = Rs. 15.

This question belongs to: Maths Compound Interest

Question #3

The effective rate of interest for 10% per annum compounded half-yearly is:

A. 10.50%

B. 10.25%

C. 10.10%

D. 10.75%

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Correct Answer: Option B

Explanation:
Effective rate = (1.05)² − 1 = 1.1025 − 1 = 0.1025 = 10.25%.

This question belongs to: Maths Compound Interest

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