Concord, Inc. produces two types of gas grills: a family model and a deluxe model. Concord's controller has decided to use a plantwide overhead rate based on direct labor costs. The president of the company recently heard of activity-based costing and wants to see how the results would differ if this system were used. Two activity cost pools were developed: machining and machine setup. Presented below is information related to the company's operations: Total estimated overhead costs are $457,200. Overhead cost allocated to the machining activity cost pool is $274,320 and $182,880 is allocated to the machine setup activity cost pool. (a) Compute the overhead rate using the traditional (plantwide) approech. (Round answer to 2 decimal places, e.g. 15.25.) Overhead rate $