Zooming Zoey is a delivery service. She uses an activity based costing system to determine what jobs should cost. She already identified the cost and activities, and she allocated costs to the appropriate cost pools as seen below. Activity Cost Pool (cost driver) Total Cost Total Activity Loading the truck (# of items) $3000 4000 Processing the order (# of orders) 500 20 Driving (# of miles) 1000 800 What is the activity rate for loading the truck (don't use dollar signs, etc, just put the number)?