Question

the simple intrest on a sum of money investment at 5% per annum for 3 years was $90 the sum of money investment was?​

Answer 1

Step-by-step explanation:

Given :-

rate = 5%

time = 3 years

si = 90 $

Solution :-

As we know that si = P×R×T/100

=> 90 = p×3×5/100

=> 9000/15 = P

=> 600 $

now

principal is 600 $ and amount is 690 $