Olympic Footwear makes three models of running shoe: The Gold, the Silver, and the Bronze. Next year, the firm anticipates $1.32 million in overhead costs. It also expects using the following number of machine hours for each model: Model Machine Hours Gold 65,090 Silver 48,540 Bronze 92,370 If Olympic allocates overhead by machine hours, what is the firm's appropriate predetermined overhead rate? $20.28 per machine hour. $6.41 per machine hour. O $14.29 per machine hour. O $27.19 per machine hour.