Oriole Inc. sells a high-speed retrieval system for information. It provides the following information for the year. Actual Budgeted $ 1,640,640 Overhead cost $961,430 51,270 47,210 Machine hours Direct labour hours 131,550 91,570 Overhead is applied on the basis of machine hours. (a) Calculate the predetermined overhead rate. Predetermined overhead rate $ per machine hour Save for Later Attempts: 0 of 2 used Submit