A sum when reckoned at 7 1/2% per annum amounts to? 3920 in 3 years. F – InterviewSolution

1.

A sum when reckoned at 7 1/2% per annum amounts to? 3920 in 3 years. Find the sum

Answer»

Simple interest (s.i.) =( p×r×t)/100

Where p = principalr = rate of interest per annumt= time in years

In this case,Amount (A)=3920, r= 7.5% t = 3Amount (A) = p + s.i.

=> 3920 = p+ prt/100=> p = 3200

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