Need help with part (A1)(A2)(b)(c)

Altex Inc. manufactures two products: car wheels and truck wheels. To determine the amount of overhead to assign to each product line, the controller, Robert Hermann, has developed the following information. Total estimated overhead costs for the two product lines are $823,600. (a1) Calculate overhead rate. (Round answer to 2 decimal places, eg. 12.25.) Altex Inc. manufactures two products: car wheels and truck wheels. To determine the amount of overhead to assign to each product line, the controller, Robert Hermann, has developed the following information. Total estimated overhead costs for the two product lines are $823,600. (a1) Calculate overhead rate. (Round answer to 2 decimal places, eg. 12.25.)