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Part $1$

Ruby$-$Star Incorporated $is$ considering two different vendors for one $of$ its top$-$selling products which has $an$ average weekly demand $of$

$8080$

units and $is$ valued $at$

$$6565$

per unit. Inbound shipments from vendor $1$ will average

$400400$

units with $an$ average lead time $(including$ ordering delays and transit time$)of$

$22$

weeks. Inbound shipments from vendor $2$ will average

$460460$

units with $an$ average lead time $of$

$11$

weekweek.

Ruby$-$Star operates $52$ weeks per year; $it$ carries $a$

$22-$week

supply $of$ inventory $as$ safety stock and $no$ anticipation inventory.

Part $2$

$a.$ The average aggregate inventory value $of$ the product $if$ Ruby$-$Star used vendor $1$ exclusively $is$

$$3380033800.$

$(Enter$ your response $as$ a whole

number. $)$

Part $3$

$b.$ The average aggregate inventory value $of$ the product $if$ Ruby$-$Star used vendor $2$ exclusively $is$

$$30,55030,550.$

$(Enter$ your response $as$ a whole

number. $)$

Part $4$

$c.$ How would your analysis change $if$ average weekly demand increased $to$

$160160$

units per week?

The average aggregate inventory value $of$ the product $if$ Ruby$-$Star used vendor $1$ exclusively $is$

$$33,800\mathrm{.}33,800..$

$(Enter$ your response $as$ a whole

number. $)$