answer 10-18 and fill oit tje charts! thank you!

Fred's Fabrication has the following aggregate demand requirements and other data for the upcoming four quarters. Plan A - Chase strategy Fill the missing numbers on Period 4 and Total (units) rows to answer the following: 10) Calculate Regular Time Production Subtotal Cost 11) Calculate Units Increase Subtotal Cost 12) Calculate Units Decrease Subtotal Cost 13) What is the Total Cost of Plan A Fred's fabrication policy states that if there are shortages in anyone period, those shortages will carry over to the next period, that is, they need to be added to demand in the following period. Fill the missing numbers on Period 4 and Total (units) rows to answer the following: 14) Calculate Regular Time Production Subtotal Cost 15) Calculate Inventory Subtotal Cost 16) Calculate Shortage Subtotal Cost 17) Calculate the Units Increase Subtotal Cost 18) What is the Total Cost of Plan B