Question

The interest of 1500 rupees for 3 years at7% per annum is?

Answer 1

$P = 1500 \\ T = 3 \: years \\ R = 7\% \\ \\ SI = \frac{P \times T \times R}{100} \\ \: \: \: \: \: = \frac{1500 \times 3 \times 7}{100} \\ \: \: \: \: \: = \frac{31500}{100} \\ \: \: \: \: \: = 315$

Therefore the interest is ₹315.