Question

find the time in which the simple interest on a sum of money at 8 percentage p. a. will be 1 by 5 of the principal​

Answer 1

Step-by-step explanation:

let p 100 then simple interest is 1/5 that is 20 therefore

20= 100*8*n/100

20=8n

n= 20/8

n= 2.5

years