If Littlefield Lab operates $365$ days per year with a daily demand of $20$ units, the annual holding cost is $5\%,$ the order cost is $$1000$ and the cost of a raw material unit is $$600,$ what is the optimal order quantity?

Group of answer choices

$349$

$169$

$392$

$698$

Which of the following is NOT part of VMI?

Group of answer choices

Customer orders from supplier, but supplier decides when to deliver it

Information is shared between the supplier and customer

Customer no longer orders from suppliers

The supplier decides the order quantity and restocking timing