Question

A certain principal amounts rs 55000 at 15% per annum over 4 year how much will it amounts to in 6 year

Answer 1

firstly find S.I
by formula p*r*t/100 and put x at the place of principal

you got s.I as some number let suppose 100

then after finding s.I

I amount= P+S.I
keep the value of P as a x and s.i. value that you have find above then amount which is 55000 you get value of x and after that put the principal ,rate of interest and time as 6 yrs and find si and after that again amount