Question

At what rate percent will rs 2000 amount to rs 2315.25 in 3 years at compund interest

Answer 1

let rate percentage will ra =2000
and compound interest is 3years so I sand pic of full answer 10.5 approx

Answer 2

let r=rate
then,
2000(1+r÷100)^3=2315.25
or,2000×100+r÷100=2315.25
or,100+r÷100=231525÷2000×100
or,100+r=231525×100÷2000×100
or,r=231525-100÷2000
.:r=complete the equation. :)