Problem 17-5A (Algo) Activity-based costing for a service company LO P4 Optimal Heath is an outpatient surgical clinic. The clinic's three activities, their overhead cost, and their cost drivers follow. The two main surgical units and their actual activity usage follow. Required: 1. Compute activity rates using activity-based costing. 2. Allocate overhead cost to the general surgery and to the orthopedic surgery units. Compute overhead cost per patient for each surgery unit