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The sum that amounts to Rs.4913 in 3 years at (25/4)% per annum compounded annually, is A. Rs. 3096 B. Rs. 4076 C. Rs. 4085 D. Rs. 4096 |
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Answer» Amount, A = Rs.4913 Interest rate, R = (25/4)% per annum Time = 3 years Amount (A) = P (1 + R/100)n ⇒ 4913 = P (1 + (25/4)/100)3 ⇒ 4913 = P (1 + 1/16)3 ⇒ 4913 = P (17/16)3 ⇒ 4913 = P × 4913/4096 ⇒ P = 4913 × 4096/4913 ⇒ P = 4096 ∴ Sum = Rs.4096 |
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