Ed Co. manufactures two types of O rings, large and small. Both rings use the same material but require different amounts. Standard materials for both are shown.

Rubber: Large - 3 feet at $0.20 per foot; Small - 1.25 feet at $0.20 per foot

Connector: Large - 1 at $0.02; Small - 1 at $0.02

At the beginning of the month, Ed Co. bought 26,000 feet of rubber for $7,410. The company made 3,000 large O rings and 4,000 small O rings. The company used 14,600 feet of rubber.