Question

at what rate percent per annum simple interest will rupees 66000 amount to rupees 72720 in 2 years ?

Answer 1

Rate percent per annum for amount of 72720 for 2 years is 5.09%.

Amount =₹72720

Principle=₹66000

Simple interest=amount principle

S.I=₹72720-₹66000

S.I.=₹6720

We know that si=principle ×rate×time/100

Si=p×r×t/100

r=si×100/p×t

p=66000 t=2years si=6720

r=6720×100/66000×2

r=672000/13200

r=56/11

r=5.09%

So rate of interest per annum is. 5.09%

Answer 2

Answer:

56 upon 11% p.a. I hope it help you