A certain sum of money amounts to Rs. 6,300 in two years and Rs. 7,875 in three years nine months at simple interest. Find the rate of interest per annum: (a) 20% (b) 18% (c) 15% (d) 10%.
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We are given the amounts for a certain sum of money at two different times and we need to find the rate of interest per annum. Show more…
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