Activity-Based Costing: Selling and Administrative Expenses Jungle Junior Company manufactures and sells outdoor play equipment. Jungle Junior uses activity-based costing to determine the cost of the sales order processing and the customer return activity. The sales order processing activity has an activity rate of $20 per sales order, and the customer return activity has an activity rate of $100 per return. Jungle Junior sold 2,500 swing sets, which consisted of 750 orders and 80 returns.

Required:
a. Determine the total sales order processing and customer return activity cost for swing sets.
b. Determine the per-unit sales order processing and customer return activity cost for swing sets. Round your answer to the nearest cent.