Answer: $6.10 per direct labor hour
Explanation:
Predetermined shop overhead rate = Estimated Overhead costs / Estimated Direct labor hours
Estimated overhead costs:
= Shop and repair equipment depreciation + Shop supervisor salaries + Shop property taxes + Shop supplies
= 37,900 + 105,300 + 19,100 + 14,600
= $176,900
Estimated direct labor hours
= Shop direct labor / Average Direct labor rate
= 406,000 / 14
= 29,000 hours
Predetermined shop overhead rate = 176,900 / 29,000
= $6.10 per direct labor hour