Question

in what time simple interest on a sum of money be 3/8 of the principal with rate of intrest 12.5% per annum​

Answer 1

SI =PRT/100

Acc to ur question

3P/8 =P×12.5×T/100

3/8=12.5T/100

3×100/8×12.5=T

300/100=T

3=T

So time is 3 years.