The Lakeshore Hotel's guest-days of occupancy and custodial supplies expense over the last seven months were: Supplies of occupancy Expense 12,800 12,400 10,000 14,400 11,500 15,600 13,500 17,200 August 12,500 16,400 September 10,000 14,400 Guest-days is a measure of the overall activity at the hotel. For example, a guest who stays at the hotel for three days is counted as three guest-days. Required: 1. Using the high-low method, estimate a cost formula for custodial supplies expense. Round the Variable cost per guest-day to 2 decimal points.) Guest-Days Supplies High activity level Low activity level per guest-day Variable cost per guest-day Fixed cost per month 2 Using the cost formula you derived above, what amount of custodial supplies expense would you expect