Question

In what time will a sum of money double itself at 5% p.a?​

Answer 1

let time is t then interest = (x*5*t)/100 where x is initial amount

and initial sum is to be double interest should be equal to x so

x=(x*5*t)/100

t=20 years

hope it helps plz mark it as the brainliest answer

Answer 2

Answer:

20 years

Step-by-step explanation:

if money is being doubled, Interest=Principal(x)

I=PRT/100

x=x*5*t/100

100/5=t

t=20