In what time will the sum of Rs. 1600 at 5% p.a. CI amounts to Rs. 1764?A. 1B. 1.5C. 2D. 3 Show
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Hint: Complete step by step answer: Note: The simple interest is cheaper than the compound interest because the simple interest applies to the whole amount for the whole time but in the case of compound interest, we have to pay the interest on the interest.
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RD Sharma Solutions Class 8 Mathematics Solutions for Compound Interest Exercise 14.2 in Chapter 14 - Compound InterestQuestion 44 Compound Interest Exercise 14.2 In how much time will a sum of Rs. 1600 amount to Rs. 1852.20 at 5% perannum compound interest? Answer: Given details are, Principal = Rs 1600 Amount = Rs 1852.20 Rate = 5% per annum Let time = T years By using the formula, A = P (1 + R/100)^n 1852.20 = 1600 (1 + 5/100)^T 1852.20 = 1600 (105/100)^T (21/20)^T = 1852.20/1600 (21/20)^T = 9261/8000 (21/20)^T = (21/20)^3 So on comparing both the sides, n = T = 3 ∴ Time required is 3year
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At what rate percent per annum of compound interest will 1600 amount to 1852.20 in 3 years?Therefore in 3 years the rupees 1600 amount to rupees 1852.20 at 5% P.A.
How many years will a sum of Rs 1600 1852.20 at 5% per annum compound interest?∴ Period = 3 years. Q. A sum amounts to Rs.
In what time will Rs 1600 amount to Rs 1936 at 10% per annum at compound interest compounded annually?The period of the Interest will be 2 years .
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