Question

at what rate of the interest will the simple interest be half of the principal in 5 years?

Answer 1

Here is your answer

Let principal be X

Simple interest = X/2

T = 5 years. Let Rate of interest = R

R = SI x 100/(P x T)
= X x 100 / (X x 5)
= 50%
Rate of interest = 50% Answer

Hope it helps you

Answer 2

Answer:

Step-by-step explanation:

See this attachment