$$ normal ale plan given the forecast for engine demand shown in the table. The department has a ning invacity of $130$ engines per month. Normal output has a cost of $$60$ per engine. The begina. Develop is zero engines. Overtime has a cost of $$90$ per engine.

b$.$ Compare chase plan that matches the forecast and compute the total cost of your plan. cost is $$2$ posts to a level plan that uses inventory to absorb fluctuations. Inventory carrying

$\backslash$table$[[$Month$,1,2,3,4,4,5,6,7,8,$Total$],[$Forecast$,120,135,140,120,125,125,140,135,1,040,]]$