Race One Motors is an Indonesian car manufacturer. At its largest manufacturing$$ facility, in$$ Jakarta, the company produces subcomponents at a rate of per$$ day, and it uses these subcomponents at a rate of per year$($of $250$ working$$ days$).$ Holding costs are $$$ per item per$$ year, and ordering costs are $$$ per order.

Part $2$

$$a$)$ What is the economic production$$ quantity?