Answer:
E) $2,400
Step-by-step explanation:
optimal order quantity = sqrt{(2*D*S)/H}
= sqrt{(2*36,000*$80)/$4}
= $1,200
number of orders per year = $36,000/$1,200
= $30
total ordering cost = $30*$80
= $2,400
Therefore, The total ordering cost of inventory is $2,400.