ICSE Class 7 Answered
A sum when reckoned at 6% per annum simple interest amounts to rs 4130 in 3 years. Find the sum.
Asked by varsha.vgopal7 | 09 Jan, 2019, 10:12: PM
Expert Answer
Let us calculate the total amount for Rs.100
3 years intrest for Rs.100 = pnr/100 = 100×3×6/100 = Rs. 18
Total amount for Rs.100 = Rs. 100 + Rs. 18 = Rs. 118
If total amount is Rs.118, then pricipal amount 100
For total amount 4130, principal amount = (4130/118)×100 = Rs. 3500
Answered by Thiyagarajan K | 09 Jan, 2019, 10:54: PM
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