Question

if the simple interest on a certain sum of money for 2 year be one _fifth of the sum , then find the rate of per annum?​

Answer 1

Answer:

10%

Step-by-step explanation:

let sum = 100rs

then simple interest,SI = 1/5*100 = 20rs

Simple Interest SI = prt/100

20= (100*r*2)/100

r=10%