Waterstone Industries is setting standard costs for one of its products. The main material is fiber board sold by the square foot. The current cost of fiber board is $4.00 per square foot from Waterstone's preferred supplier. Delivery costs are $0.25 per board foot. Waterstone's wages per hour are $25.00. Payroll costs are $3.60 per hour and benefits are $5.00 per hour. How much is the direct labor cost standard per hour?