Gold Company uses a plantwide overhead rate with machine hours as the allocation base. Use the following information to solve for the amount of machine hours estimated per unit of product RST Direct material cost per unit of RST Total estimated manufacturing overhead Total cost per unit of RST Total estimated machine hours Direct labor cost per unit of RST $ 15 $300,000 $ 80 150,000 $ 23 Multiple Choice O 20 MH per unit of RST o O 375 MH per unit of RST o 21 MH per unit of RST o o O 36 MH per unit of RST C) 2 Mi per una RST o