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  1. On what sum of money will the difference between simple interest and compound interest for 2 years at 5% per annum be equal to Rs. 63?
    1. Rs. 24,600
    2. Rs. 24,800
    3. Rs. 25,200
    4. Rs. 25,500
Correct Option: C

Given that , Difference = C.I. - S.I. = ₹ 63 , Time = 2 years , Rate = 5%
Using the given formula ,

Difference =
PR2
10000

⇒  63 =
P × 5 × 5
10000

⇒  P = 400 × 63 = ₹ 25200



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