It was decided by the plant management that they must paint the plant. General paint costs 350 per gallon and covers 350 sq ft per gallon. The manufacturers claims that it will last 4 years and can be applied at a rate of 100 sq ft per hour.

Boysen pain costs 500 per gallon and covers 500 sq ft per gallon. It will last for 5 years and can be applied at a rate of 125 sq ft per hour. If the painter is paid 50.00 per hour, which should be used?