In what time will Rs. 5000 amount to Rs. 6050 at 10% per annum compound interest? MCQ with Answer and Explanation

In what time will Rs. 5000 amount to Rs. 6050 at 10% per annum compound interest?
A. 1 year
B. 3 years
C. 2 years
D. 4 years
Answer: Option C
Solution (By JKSSB Mock Tests)
5000(1.1)^t = 6050 ⇒ (1.1)^t = 1.21 = (1.1)² ⇒ t = 2.

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Practice More Compound Interest Questions

Question #1
Find the compound interest on Rs. 2500 at 12% per annum for 2 years.
A. Rs. 636
B. Rs. 650
C. Rs. 640
D. Rs. 630

Correct Answer: Option A


Explanation:
A = 2500 × (1.12)² = 2500 × 1.2544 = 3136, CI = 3136 − 2500 = Rs. 636.

This question belongs to: Maths Compound Interest
Question #2
Find the compound interest on Rs. 2500 at 8% per annum compounded half-yearly for 1 year.
A. Rs. 200
B. Rs. 212
C. Rs. 204
D. Rs. 208

Correct Answer: Option C


Explanation:
Half-yearly rate = 4%, n=2. A = 2500 × (1.04)² = 2500 × 1.0816 = 2704, CI = 2704 − 2500 = Rs. 204.

This question belongs to: Maths Compound Interest
Question #3
Find the compound interest on Rs. 5000 at 10% per annum compounded half-yearly for 1 year.
A. Rs. 500
B. Rs. 512.50
C. Rs. 525
D. Rs. 550

Correct Answer: Option B


Explanation:
Half-yearly rate 5%, n=2. A = 5000 × (1.05)² = 5000 × 1.1025 = 5512.50, CI = 5512.50 − 5000 = Rs. 512.50.

This question belongs to: Maths Compound Interest