Question

compound intrest on rs 90000 is 14976 of two years then find rate of interest

Answer 1

C.I.=P[(1+R/100)^n-1]
14976/90000+1=(1+r/100)^2
14976+90000/90000=(1+r/100)^2
104976/90000=(1+r/100)^2
(324/300)^2=(1+r/100)^2
2400/300=r
r=8%