Using High-Low to Calculate Predicted Total Variable Cost and Total Cost for Budgeted Output Pizza Vesuvio makes specialty pizzas. Data for the past eight months were collected: Assume that this information was used to construct the following formula for monthly labor cost. Total Labor Cost = $5, 237 + ($7.40 x Employee Hours) Assume that 675 employee hours are budgeted for the month of September. Use the total labor cost formula for the following calculations: Calculate total variable labor cost for September. Calculate total labor cost for September