Dave’s barn is 32 feet across, 62 feet deep, and the walls are 14 feet high. the loft, which is the triangular portion of the roof has a pitch of (slope) of 4:12. There is also a lean-to on each side that is 62 feet deep, 14 feet across, and the walls are 8 feet high. Dave’s barn needs a new coat of paint on the roof. Each gallon of paint costs $28.99 and will cover 300 square feel. How many gallons of paint will he need to paint the entire roof?