Bruce's Material Company hauls gravel to a construction sito, using a small truck and a large truck. The carrying capacity and operating cost per load are given in the accompanying table. Bruce must deliver a
minimum of 280 cubic yards per day to satisfy his contract with the builder. The union contract with his drivers requires that the total number of loads per day is a minimum of 10. How many loads should be
made in each truck per day to minimize the total cost?
Small Truck Large Truck
Capacity (yd) 40
70
Cost per Load
$69 $56
In order to minimize the total cost, the number of loads in a small truck that should be made is
and the number of loads in a large truck that should be made is