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

The difference between CI and SI on Rs. 5200 for 2 years at 10% is:
A. Rs. 48
B. Rs. 52
C. Rs. 50
D. Rs. 55
Answer: Option B
Solution (By JKSSB Mock Tests)
D = 5200 × 0.01 = Rs. 52.

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Practice More Compound Interest Questions

Question #1
A sum of money doubles itself in 6 years at compound interest compounded annually. In how many years will it become 16 times of itself?
A. 24 years
B. 18 years
C. 30 years
D. 36 years

Correct Answer: Option A


Explanation:
The sum becomes 2^1 times in 6 years. It will become 16 (2^4) times in 4 * 6 = 24 years.

This question belongs to: Maths Compound Interest
Question #2
What is the compound interest on Rs. 30000 for 1 year at 10% per annum, compounded half-yearly?
A. Rs. 3100
B. Rs. 3075
C. Rs. 3150
D. Rs. 3000

Correct Answer: Option B


Explanation:
Half-yearly rate = 10/2 = 5%. Time = 2 half-years. Amount = 30000 * (1 + 5/100)^2 = 30000 * 1.1225 = Rs. 33075. Compound Interest = 33075 - 30000 = Rs. 3075.

This question belongs to: Maths Compound Interest
Question #3
The compound interest on Rs. 1700 at 10% per annum for 2 years is:
A. Rs. 357
B. Rs. 374
C. Rs. 391
D. Rs. 340

Correct Answer: Option A


Explanation:
A = 1700 × 1.21 = 2057, CI = 2057 − 1700 = Rs. 357.

This question belongs to: Maths Compound Interest