Question

find the principal that will amount to first part is rupees 72 9.60 at 7% per annum in 4 years​

Answer 1

Answer:

A = P (1+rt)

729.60 = P (1+7/100 *4)

729.60 = P (1+7/25)

729.60 * 25 = P *( 25+7)

18240 = P * 32

P = 18240/32

P = 570