body-solid inc. manufactures elliptical exercise machines and treadmills. the products are prouced in its fabrication and assembly production departments. in addition to production activities, several other activities are required to produce the two products. these activities and their associated activity rates are as follows: activity activity rate fabrication $38 per machine hour assembly $20 per direct labor hour setup $75 per setup inspecting $60 per inspection production scheduling $40 per production order purchasing $10 per purchase order the activity-base usage quantities and units produced for each product were as follows: activity base elliptical machines treadmill machine hours 500 700 direct labor hours 200 300 setups 20 35 inspections 30 45 production orders 15 30 purchase orders 40 60 units produced 400 250 use the activity rate and usage information to determine the total activity cost and activity cost per unit for each product. product total activity cost activity cost per unit elliptical machines $fill in the blank 1 $fill in the blank 2 treadmill $fill in the blank 3 $fill in the blank 4