Exercise 17-24 (Static) Activity-based costing for a service provider LO P4 Silver Law Firm provides litigation and mediation services. The company reports the following overhead cost data for the year. It worked on 70 litigation cases and 80 mediation cases during this period. Activity usage for each service follows Required: 1. Compute an activity rate for each activity using activity-based costing. 2. Compute overhead cost per unit (case) for both litigation and mediation using activity-based costing. Compute an activity rate for each activity using activity-based costing. (Round "Activity rate" to 2 decimal place Allocate overhead costs to litigation using activity-based costing