find the simple interest. Assume a 360-day year and a 30-day month. 18000 at 5%; loan made on September 12 and due November 27.

Answer 1

The length of the loan is 45 days. That is 1.5 months (1/8 year). The simple interest owed would be
18,000*[(0.05)/8]
= 112.50

Answer 2

Felicia invested money at an interest rate of 4% after six months ,she had earned 90.00 interest ,how much money did Felicia invest