Wildhorse Company estimates that annual manufacturing overhead costs will be $891,100. Estimated annual operating activity bases are direct labor cost $469,000, direct labor hours 46,900, and machine hours 93,800. Compute the predetermined overhead rate for each activity base. (Round answers to 2 decimal places, e... 10.50% or 10.50.) Overhead rate per direct labor cost 177.80 % Overhead rate per direct labor hour $ 15.87 Overhead rate per machine hour $ 8.17