In the basic EOQ model, with an annual demand of units, an ordering cost of $, and a holding cost of $ per unit per year, which one of the following value is closest to the economic order quantity?

Select one:

a.

b.

c.

d.

A new assembly machine is to be placed in a flexible manufacturing cell consisting of four automated machines that are located at these coordinates: (, ), (, ), (, ), and ( ). The interactions (i.e. number of trips) between the new assembly machine and the existing ones are , , , and units per time period. Which one of the following coordinates is closest to the gravity solution of the above facility location problem in order to minimize the sum of the weighted square Euclidean distances to be moved?

Select one:

a. (,)

b. (,)

c. (,)

d. (, )