QUESTION 21 Consider the same data in Question 20. Using constant workforce plan, what is the total cost of this plan? Select the closest answer: O A $850.000 B. $800,000 OC. $700.000 OD. $750.000 QUESTION 22 Consider the same data in question 20. Using zero inventory_plan, what is the number of new workers hired in Quarter 4? Select the closest answer: O A 400 B.300 O C. 100 OD. 200 QUESTION 23 Consider the same data in Question 20. Using zero inventory_plan, what is the total cost of this plan? Select the closest answer: O A $850.000 OB. $800.000 O C. $900.000 OD. $950.000 The ISYE Paint Company is in the process of planning labor force requirements and production levels for the next four quarters. The marketing department has provided the following forecasted demand over the next year. The current workforce level is 200 workers. Hiring costs are $1,000 per worker and firing costs are $2,000 per worker. Inventory costs are $1 per gallon per quarter. It is estimated that one worker produces 1,000 gallons of paint each quarter. The company currently has 50,000 gallons of paint in inventory and would like to have at least 50,000 gallons at the end of the 4th Quarter next year. Stock-outs are not allowed. Quarter Demand Forecast (in 1000 gallons) 1 250 2 400 020 3 100 4 150 Using constant workforce plan, what is the minimum constant workforce? Select the closest answer: A. 400 B. 200 OC. 100 D. 300