a. Draw up a Constant Aggregate Production plan b. Draw up a Chase Demand Production plan c. Draw up a Mixed Hybrid Aggregate Production Plan d. Calculate which plan is the most cost efficient. (Show your calculations) e. Which plan would you recommend and why? Quarter Sales Forecast Spring 70,000 tubes Summer 45,000 tubes Autumn 80,000 tubes Winter 250,000 tubes Information required to answer the question: Hiring Cost = 200 per worker Firing Cost = 500 per worker Stock cost = 0.50 per tube per quarter Shortage cost = 3.00 per tube per quarter Production cost = 2.00 per tube Production per employee: 1000 tubes per quarter Workforce at start: 100 employees Effective capacity: 150,000 tubes per quarter a. Draw up a Constant Aggregate Production plan b. Draw up a Chase Demand Production plan c. Draw up a Mixed Hybrid Aggregate Production Plan d. Calculate which plan is the most cost efficient. (Show your calculations) e. Which plan would you recommend and why? Quarter Sales Forecast Spring 70,000 tubes Summer 45,000 tubes Autumn 80,000 tubes Winter 250,000 tubes Information required to answer the question: Hiring Cost = 200 per worker Firing Cost = 500 per worker Stock cost = 0.50 per tube per quarter Shortage cost = 3.00 per tube per quarter Production cost = 2.00 per tube Production per employee: 1000 tubes per quarter Workforce at start: 100 employees Effective capacity: 150,000 tubes per quarter