Question

If riju gives an interest of 545 for 5 years at 9 percent per annum. What is the sum she has borrowed?

Answer 1

we know that =prt/we know that
$\frac{prt}{100} = i$
$\frac{45 \times 1 \times 9}{100}$
$\frac{81}{20}$
$4.05 \: interest$
Amount=principal+interest
=45+4.05

Amount=49.05=I