Question

In what time will rs 800 amount to rs 882at 5% per annum compounded annually%?​

Answer 1

Answer:

A=P(1+r/100)^t

A/P=(1+5/100)^t

882/800=(1+5/100)^t

(441/400)=(1+5/100)^2

(21/20)^2=(1+1/20)^t

=(21/20)^t

so t=2