Question

simple interest earned on a sum is 5years on 30% of a sum . find the rate percentage​

Answer 1

Answer:

3/2

Step-by-step explanation:

30/100=3/10×5=3/2

Answer 2

Answer:

8%

Step-by-step explanation:

let the sum be x

time(t) =5 yrs

si=40%of x

=40×x/100

=2x/5

therefore rate(r)=si×100/p×t

=2x/5×100/x×5

=40x/x×5

=8%