Question

Find the time by which the simple interest on a sum of money at 8% p.a will be 1/5 of the principal.

NOTE: will mark best answer as brainliest

Answer 1

Answer:

it will take 2.5 years to become 1/5 of the principal

Answer 2

Answer:

2.5

Step-by-step explanation:

let p=100

simple interest is 1/5

then that is 20

20=100X8Xn/100

20=8n

so n= 20/8

then n=2.5