The simple interest on a sum for 5 years id 3/5 of the sum. The rate per cent per annum is
(a) 8% (b) 10% (c) 12% (d) 12 1/2%
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1
Answer:
Your answer is option C
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manjunpai2000:
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Answered by
5
Simple interest = 3/5 of Principal
= 3/5 * P = Rs. 3P/5
Time (T) = 5years
Simple interest = PTR/100
3P/5 = P * 5 * R/100
3P = (P * 5 * R/100) * 5
3P = 25P * R/100
3P/25P = R/100
3/25 = R/100
3/25 * 100 = R
R = 300/25
R = 12
(C) 12% is the answer.
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