5. The monthly forecast for a Roofing Supplier for an aggregate plan is given in the below chart. MONTH EXPECTED DEMAND PRODUCTION DAYS DEMAND PER DAY (COMPUTED) Jan 900 22 Feb 700 18 Mar 800 21 38 Apr 1,200 21 57 May 1,500 22 June 1.100 20 68 55 6.200 124 Herewith the required Cost Information: Inventory carrying cost Subcontracting cost Average pay rate $5 per unit per month $20 per unit $10 per hour ($80 per day) Overtime pay rate Labor-hour to produce a unit Workforce required to produce 50 units per day Cost of increasing daily production rate (hiring & training) $17 per hour (above 8 hours per day) 1.6 hours per unit 10 Workers $300 per unit Cost of decreasing daily production rate (layoffs) $600 per unit Calculate the various production costs under the listed options: a) Average production requirement b) Minimum production requirement c) Production matches expected demand d) Compute the cost comparison of the options and determine the least-cost option.