Find the compound interest on Rs. 40000 for 1 year at 16% per annum, compounded quarterly. MCQ with Answer and Explanation

Find the compound interest on Rs. 40000 for 1 year at 16% per annum, compounded quarterly.
A. Rs. 6794.34
B. Rs. 6900.00
C. Rs. 7100.00
D. Rs. 6400.00
Answer: Option A
Solution (By JKSSB Mock Tests)
Quarterly rate = 16 / 4 = 4%. Time = 4 quarters. Amount = 40000 * (1 + 4/100)^4 = 40000 * (1.04)^4 = 40000 * 1.16985856 = Rs. 46794.34. Compound Interest = 46794.34 - 40000 = Rs. 6794.34.

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Practice More Compound Interest Questions

Question #1
The compound interest on Rs. 2600 at 10% per annum for 2 years is:
A. Rs. 598
B. Rs. 572
C. Rs. 546
D. Rs. 520

Correct Answer: Option C


Explanation:
A = 2600 × 1.21 = 3146, CI = 3146 − 2600 = Rs. 546.

This question belongs to: Maths Compound Interest
Question #2
What sum will amount to Rs. 10816 in 2 years at 4% compound interest?
A. Rs. 10000
B. Rs. 10400
C. Rs. 10200
D. Rs. 9800

Correct Answer: Option A


Explanation:
P = 10816 / (1.04)² = 10816 / 1.0816 = 10000.

This question belongs to: Maths Compound Interest
Question #3
A sum of money at compound interest becomes 8 times in 3 years. In how many years will it become 512 times?
A. 6 years
B. 7 years
C. 9 years
D. 12 years

Correct Answer: Option C


Explanation:
512 = 8³, so 3 × 3 = 9 years.

This question belongs to: Maths Compound Interest