The difference between CI and SI on Rs. 12500 for 2 years at 4% is: MCQ with Answer and Explanation

The difference between CI and SI on Rs. 12500 for 2 years at 4% is:

A. Rs. 22

B. Rs. 16

C. Rs. 18

D. Rs. 20

Answer: Option D

D = 12500 × 0.0016 = Rs. 20.

This question belongs to: Maths Compound Interest

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Question #1 Report Error

At what rate percent per annum will Rs. 50000 amount to Rs. 58320 in 2 years, compound interest compounded annually?

A. 10%

B. 6%

C. 8%

D. 12%

Correct Answer: Option C

Explanation:
Amount/Principal = 58320 / 50000 = 5832 / 5000 = 11664 / 10000 = (108 / 100)^2. Therefore, 1 + R/100 = 1.08 => R = 8%.

This question belongs to: Maths Compound Interest

Question #2 Report Error

A sum of money doubles itself at compound interest in 8 years. In how many years will it become 16 times?

A. 32 years

B. 28 years

C. 24 years

D. 36 years

Correct Answer: Option A

Explanation:
2 times in 8 years, 16 = 2⁴, so 8 × 4 = 32 years.

This question belongs to: Maths Compound Interest

Question #3 Report Error

The difference between CI and SI on Rs. 8800 for 2 years at 5% is:

A. Rs. 20

B. Rs. 22

C. Rs. 18

D. Rs. 24

Correct Answer: Option B

Explanation:
D = 8800 × 0.0025 = Rs. 22.

This question belongs to: Maths Compound Interest