The cost of a $500 payday loan at Loan Sharks inc is 3% interest plus $20 a month. Let t be the number of months the money is borrowed for and f(t) be the amount owed after t months. ex. After one month the current balance will be f(1)=500(1.03)+20=535 a. Make a spreadsheet that will compute the amount owed after 0,1,2,12 months. - Just like in class you should have cells where you can enter and change the amount borrowed, the monthly interest, and the monthly fee. - Changing those values should change the values of the function f(t). - Use text (in textboxes and cells) to make it clear what each entry is. Upload your spreadsheet to Moodle b. Make a plot (in Excel) of the amount owed for 0 to 12 months. c. How much did it cost to borrow the money for 12 months? d. What was the average cost per month