Question

At what rate of interest per annum should rita invest if she whats to grow her rs.2500to rs.4000in 5years

Answer 1

si =a- p

si=4000-2500=1500rs

rate=si×100/pri×time

rate=1500×100/2500×5

rate=3×100/25

rate=3×4rate=12%

Answer 2

Answer:

Step-by-step explanation:

Let the rate is X

So in compound interest

2500(1-x/) power 5=4000

= 2500×100x×100/100×100 = 4000

Solve the above equation for answer