If the compound interest on a sum for 2 years at 10% per annum is Rs. 525, find the sum. MCQ with Answer and Explanation

If the compound interest on a sum for 2 years at 10% per annum is Rs. 525, find the sum.
A. Rs. 2200
B. Rs. 2000
C. Rs. 2500
D. Rs. 2400
Answer: Option C
Solution (By JKSSB Mock Tests)
CI = P[(1.1)² - 1] = 0.21P = 525 → P = 2500.

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Practice More Percentage Questions

Question #1
A man spends 25% on rent, 20% of remainder on food, 15% of remainder on education, saves Rs. 15300. Income:
A. 30000
B. 32000
C. 28000
D. 25000

Correct Answer: Option A


Explanation:
Rent 0.25I, left 0.75I. Food 0.15I, left 0.6I. Education 0.09I, left 0.51I = 15300 → I=30000.

This question belongs to: Maths Percentage
Question #2
If 12% of x is 60, then x = ?
A. 450
B. 550
C. 500
D. 400

Correct Answer: Option C


Explanation:
0.12x = 60 → x = 60/0.12 = 500.

This question belongs to: Maths Percentage
Question #3
A man saves 18% of salary Rs. 12000. His expenditure:
A. 9640
B. 9840
C. 9560
D. 9960

Correct Answer: Option B


Explanation:
Spends 82% of 12000 = 9840.

This question belongs to: Maths Percentage