A supplier for the automobile industry manufactures car and truck frames at two different plants.

A supplier for the automobile industry manufactures car and truck frames at two different plants. How many hours should each plant be scheduled to operate to exactly fill each of the orders in the right table? The production rates (in frames per hour) for each plant are given in the left table.

Plant A 8 car frames 8 truck frames
Plant B 9 car frames 5 truck frames

Orders:

1
Car Frames: 1602 
Truck Frames: 1562 

2
Car Frames: 1431
Truck Frames: 1179

3
Car Frames: 2798
Truck Frames: 2102