OP Technologies Manufacturing manufactures small parts and uses an activity-based costing system. Activity Materials Assembling Packaging Est. Indirect Activity Costs Allocation base $84,000 Material moves Cost allocation rate $5/move $244,000 $80,000 Direct labor hours # of finished units $8/dir. labor hour $2/finished unit The following parts were produced in October with the following information: Part A # Produced 2,050 B 4,000 4,550 Total assembly fees for part B is Materials Costs # Moves Dir. Labor Hrs. $3,000 700 250 $4,500 1,600 225 $7,000 2,400 1,600