Please show excel spreadsheet explanation

Cost variables are as follows: Here is some additional relevant (capacity) information: Assuming the company uses regular production first, then ONLY overtime and/or subcontract production, answer the following questions: What is the regular production cost (over the six months from January through June) for a CHASE production plan? (Display your answer to the nearest whole number.) What is the total overtime production cost for this production plan? (Display your answer to the nearest whole number.) What is the total subcontract cost for this production plan? (Display your answer to the nearest whole number.) What is the total holding cost for this production plan? (Display your answer to the nearest whole number.) What is the total hire cost for this production plan? (Display your answer to the nearest whole number.) What is the total fire cost for this production plan? (Display your answer to the nearest whole number.) What is the total cost (sum of all costs) for this production plan? (Display your answer to the nearest whole number.)