Mobile Repair Company is preparing its annual profit plan. As part of its analysis of the cost of its purchasing activity, management estimates that the $250,000 for purchasing support shluld be assigned to the individual vendors from the information given:

	Vendor A	Vendor B	Vendor C
Units purchased	200,000	300,000	300,000
Purchase orders(annual)	12	48	200
# of shipments received	24	104	50

a. Prepare a schedule to allocate the purchasing costs to the 3 vendors, assuming Mobile Repair uses units purchased to compute activity-based costs.

b. Prepare a schedule to allocate the purchasing costs to the 3 vendors, assuming Mobile Repair uses purchase orders to compute activity-based costs.

c. Prepare a schedule to allocate the purchasing costs to the 3 vendors, assuming Mobile Repair uses number of shipments to compute activity-based costs.