Using High-Low to Calculate Predicted Total Variable Cost and Total Cost for Budgeted Output Pizza Yesuxio makes specialty pizzas. Data for the past eight months were collected: Assume that this information was used to construct the following formula for monthly labour cost. Total Labour Cost =$4,478+($8.78 Employee Hours ) Required: Assume that 685 employee hours are budgeted for the month of September. Use the total labour cost formula for the following calculations: 1. Calculate total variable labour cost for September. 2. Calculate total labour cost for September