The compound interest on Rs. 7800 at 10% per annum for 2 years is: MCQ with Answer and Explanation

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The compound interest on Rs. 7800 at 10% per annum for 2 years is:

A. Rs. 1716

B. Rs. 1872

C. Rs. 1794

D. Rs. 1638

Answer: Option D

Solution (By JKSSB Mock Tests)

A = 7800 × 1.21 = 9438, CI = 9438 − 7800 = Rs. 1638.

This question belongs to: Maths Compound Interest

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Question #1

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A sum of money at compound interest amounts to Rs. 12960 in 2 years and Rs. 15552 in 3 years. Find the sum.

A. Rs. 10000

B. Rs. 8000

C. Rs. 11000

D. Rs. 9000

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Correct Answer: Option D

Explanation:
Rate = (15552/12960 − 1)×100 = 20%. P = 12960 / 1.44 = 9000.

This question belongs to: Maths Compound Interest

Question #2

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The compound interest on Rs. 4400 at 10% per annum for 2 years is:

A. Rs. 924

B. Rs. 880

C. Rs. 1012

D. Rs. 968

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Correct Answer: Option A

Explanation:
A = 4400 × 1.21 = 5324, CI = 5324 − 4400 = Rs. 924.

This question belongs to: Maths Compound Interest

Question #3

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What is the compound interest on Rs. 2000 for 2 years at 5% per annum compounded annually?

A. Rs. 205

B. Rs. 200

C. Rs. 210

D. Rs. 220

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Correct Answer: Option A

Explanation:
Amount = 2000 × (1.05)² = 2000 × 1.1025 = 2205, CI = 2205 − 2000 = Rs. 205.

This question belongs to: Maths Compound Interest

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