Question

find the difference between compound interest and simple interest on 8000rs in 2 years and at 5 percent annum
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Answer 1

a=x ×(1+5/100)^2

ci=a-x

now calculate si using formula si=p×r×t÷100

and then subtract both you will get answer in terms of x then put it equal to the difference and you will get the value of x which would be your principal

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