Question

10. In how many years will a sum of 19200
aced at 10% per annum compound interest
vield an interest of * 40327​

Answer 1

Answer:

in india ???????????????

Answer 2

P=19200, rate=10% , C.I =4032

Amount=P*(1+r/100)n

(n=raised power n)

Where n is time

Amount=p+c.i

=19200+4032=23232

According to formula

23232= 19200(1+10/100)n

23232/19200=(11/10)n

1.21=(1.1)n

(1.1)²=(1.1)n

Hence n= 2