Spigelmyer Enterprises makes a variety of products that it sells to other businesses. The company's activity-based costing system has four activity cost pools for assigning costs to products and customers. Details concerning that activity-based costing system are listed below: The cost of serving customers, $1,039.00 per customer, is the cost of serving a customer for one year. Oelschlaeger Corporation buys only one of the company's products which Spigelmyer Enterprises sells for $18.05 per unit. Last year Oelschlaeger Corporation ordered a total of 1,100 units of this product in 2 orders. To fill the orders, 8 batches were required. The direct materials cost is $6.20 per unit and the direct labor cost is $5.70 per unit. Each unit requires 0.30 direct labor-hours. Required: 1. According to the activity-based costing system, what is the cost of the "Supporting assembly" activity for Oelschlaeger Corporation for the year. 2. According to the activity-based costing system, what is the cost of the "Processing orders" activity for Oelschlaeger Corporation for the year? 3. What is the customer margin on sales to Oelschlaeger Corporation for the year