Horton, Reiser, and Associates, a law firm, employs ABC. The following Estimated data for each of the activity cost pools is provided for 2022: Estimated Estimated Use of Activity Cost Pools Overhead Cost Drivers per Activity. Researching legal issues $ 31,500 900 research hours Preparing legal documents 480,000 30,000 pages Meeting with clients 1,760,000 8,800 professional hours During 2022, the firm worked 660 research hours, 10,000 professional hours, and prepared 25,000 document pages. Compute the activity based overhead rate for each cost pool and the total overhead applied during the year 2022