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Panamint Systems Corporation is estimating activity costs associated with producing disk drives, tapes drives, and wire drives. The indirect labor can be traced to four separate activity pools. The budgeted activity cost and activity base data by product are provided below. Activity Cost Activity Base Procurement Scheduling Materials handling Product development $379,100 Number of purchase orders 227,900 Number of production orders 454,900 Number of moves 789,100 Number of engineering changes 1,408,300 Machine hours Production Number 1) Number of Engineering Changes Machine of Hours Units 15 1,900 1,600 7 8,400 3,900 Number of Number of Number Purchase Production of Orders Orders Moves Disk drives 3,900 420 1,470 Tape drives 1,600 225 800 Wire drives 11,600 710 4,000 The activity-based cost for each disk drive unit is Oa. $212.49 Ob. 5743.21 Oc. $22.17 Od. $404.22 25 10,100 2,400