Question

any principal double in 10 year than what is interest?​

Answer 1

Explaination:

Let the principal be Rs.100

So Amount is 200

Time is 10 years

Interest is 100

As we know,

I = Prt/100

100=100*r*10/100

r= 100*100/100*10

r= 10

Answer:

r=10% per annum.

Hope it helps you..