Question

Find the compound intreston rs 62500 at 21% ler annum for 18 month

Answer 1

Principal=62500 Rate=21% N=1year or 12 months


$amount = principal(1 + \frac{rate}{100} ) {n}$

$amount = 62500(1 + \frac{21}{100} ) {1}$
$amount = 62500 \times \frac{121}{100}$
Amount=75625


S.I. for 6 months


$si = \frac{pnr}{100}$


$si = \frac{62500 \times \frac{1}{2} \times 21}{100}$

S.I.=6562.50


C.I.=A-P
=75265-62500
=12765