How would you do this in Excel sheet?

8. We are planning the staff level for a company. The managers want to know what it will cost for labor for each unit made. They have decided o staff for a moderate number of units. If volume is low, staff will be sitting around with nothing to do and cost per unit will be high. If volume is high, they will have to pay overtime rates and cost will be high. Based on the table below, what is the expected cost per unit for labor? per unit Units Sold 20,000-25,000 25,001- 30,000 30,001-35,000 35,001-40,000 Probability 10 40 35 Labor Cost Per Unit $60 50 50 60