Suppose That the Cost of Producing X Units at Plant

Multiple Choice

Suppose that the cost of producing x units at plant X is dollars and that the cost of producing y units of the same product at plant Y is dollars. If the firm that owns the plants has an order for 240 units, how many should it produce at each plant to fill this order and minimize its cost of production? ​

A) The production of 96 units at plant X and 144 units at plant Y minimizes the production costs.
B) The production of 144 units at plant X and 96 units at plant Y minimizes the production costs.
C) The production of 86 units at plant X and 154 units at plant Y minimizes the production costs.
D) The production of 111 units at plant X and 129 units at plant Y minimizes the production costs.
E) The production of 154 units at plant X and 86 units at plant Y minimizes the production costs.