Question

The difference between the compound interest, compounded annually and the simple interest on a certain sum for 2 years at 15% per annum is ₹180. Find the sum.


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Answer 1

P= 180

r= 15%

t= 2

so , I = prt /100

= 180×15×2/100

= 54

Ans. The total interest is 54 ruppees .