Answer:
Demand for plastic sprinklers for year 1 Year 2 Year 3 and Year 4 is 98 (33 + 14 + 51) , 111 , 133, 136.
Step-by-step explanation:
The Production line capacity requirement for the next four years will be equal to the demand for the next four years. The production line needs to meet the annual demand for the plastic sprinklers. The production line is extended and economies of scale is introduced with helps the company save additional cost of extension in the production line.