Question

Find the interest on $Rs.1200$ for $4$ years at the rate of $6\frac{1}{2}\%$ per annum.

Answer 1

Principle$=Rs1200$

Time$=4$year

Rate$=6.5\%$

$\begin{array}{c}S.I=\frac{P\times R\times T}{100}\\ =\frac{1200\times 4\times 6.5}{100}\\ =312\end{array}$

Hence,

interest is $Rs312$.