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ICSE Class 7 Answered

A sum amounts to rs 1326in 6 years at 5% per annum simple interest. What time will this sum double itself as the same rate of interest
Asked by Palreena738 | 10 Sep, 2018, 19:58: PM
answered-by-expert Expert Answer
Amount =Rs. 1326
Time = 6 years
Rate of Interest = 5%
According to the condition,
If the amount is doubled means
Amount = 1326 × 2 =Rs. 2652
Simple Interest = 2652 - 1326 = 1326
begin mathsize 16px style We space know space that comma Simple space Interest space equals space fraction numerator straight P space cross times space straight N space cross times space straight T over denominator 100 end fraction space rightwards double arrow 1326 space equals space space fraction numerator 1326 space cross times space 5 space cross times space straight T over denominator 100 end fraction rightwards double arrow straight T space equals space 20.03 space equals space 20 space years end style
Answered by Yasmeen Khan | 12 Sep, 2018, 16:35: PM

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