1 The Presidents Inn Guest Database provides a list of customers, rooms they occupied, arrival and departure dates, number of occupants, and daily rate for a small bed-and-breakfast inn during one month. Room rates are the same for one or two guests; however, additional guests must pay an additional $20 per person per day for meals. Guests staying for seven days or more receive a 10% discount. Use the spreadsheet to calculate the number of days that each party stayed at the inn and the total revenue for the length of stay. What is the total revenue for this month? Guide Put in the given parameters (additional guest fee for example) for reference. Add new columns using logic formula HOW TO CALCULATE TO DAYS STAYED