At the beginning of the year, Wilson Company estimated the following: Overhead $360,000 Direct labor hours Machine hours Wilson uses normal costing and applies overhead on the basis of direct labor hours. For the month of May, direct labor hours worked were 4,200 and machine hours operated were 6,500. The actual overhead incurred for the month was $58,500. What is the predetermined overhead rate? 40,000 hours 60,000 hours