Question

Example 4 A certain sum of money amounts to Rs 1560 in 2 yr and
Rs 2100 in 5 yr. Find the rate percentage per annum.
Solution Amount (PrincinalIntorant) f​

Answer 1

Answer:

Difference b/w 3rd yr interest n 2nd interest is 714 - 672 = 42

then we have to find out 42 is how much % on 672 then we will get rate of interest

672*x/100=42

x=42*100/672

x=6 1/4 % = 6.25%

Answer 2

Step-by-step explanation:

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