Exact interest means that there are 365 days in a year Now use the formula of simple interest I=p×r×(t/365) I interest earned 2000 P amount of the loan 7300 R interest rate 0.08 T time t days Solve the formula for t to get T=[I÷(pr)]×365 T=(2,000÷(7,300×0.08))×365 T=1,250 days