Bramble Company provides architectural services for mall development companies. The following data are available for the current year. Estimated Activity Cost Pool Overhead Estimated Use of Cost Driver per Activity Secretarial support $452,500 50,000 professional hours Direct labor benefits 341,250 $525,000 direct labor cost Printing and copying 78,750 45,000 pages Computer support 393,750 75,000 minutes Liability insurance 847,500 $2,825,000 billed revenue Compute the activity-based overhead rate for each cost pool. (Round answers to 2 decimal places, e.g. 12.25.) Secretarial support Activity-based overhead rates per professional hour per direct labor dollar Direct labor benefits $ Printing and copying $ Computer support $ Liability insurance $ per page per minute: per revenue dollar billed