7 . Calculating number of periods - Excel FORMULAS DATA REVIEW VIEW PAGE LAYOUT FRE INSERT HOME AN Calibri Cells Editing SA. Alignment Number Paste BIU- Conditional Format as Cell Formatting Table* Styles Styles arded Font D E F G H 1 A B 1 One of your customers is delinquent on his accounts payable balance. You've mutually agreed to a repayment schedule of $500 per month. You will charge 1.5 percent per month interest on the overdue balance. If the current balance is $18,000, how long will it take for the account to be paid off? $ Monthly payment Discount rate Current balance 500 1.5% 18,000 $ 10 12 13 Complete the following analysis. Do not hard code values in your calculations. Number of months until paid off X 15 16 17 Sheets Sep 10 Ces chausted). Cells highlighted in green are the correct responses med in red have been filled automatically as they are partially attempted, left blank, incorrect respon