Dock Guard, which used a standard cost accounting system, manufactured 190,000 boat fenders during the year, using 1,380,000 feet of extruded vinyl purchased at $1.50 per foot. Production required 4,500 direct labor hours that cost $14.50 per hour. The materials standard was 7 feet of vinyl per fender at a standard cost of $1.55 per foot. The labor standard was 0.025 direct labor hour per fender at a standard cost of $14.00 per hour Read the requirements.