JJJ deals with three products: A, B and C. He may order one, two or three products at the same time. When there is any order, it needs to pay $1,000 (S). If an order includes a product type, it also incurs set up cost for that(s_i). More information is given below. Compare yearly total costs when all products are ordered together and when some products are ordered together.

	Product A	Product B	Product C
Demand/yr	5000	1000	1000
Product Setup (ordering) cost	$100	$200	$300
Unit purchasing cost (or unit price)	$30	$20	$10
Common setup (ordering) cost	$1000
Holding cost rate	15% of unit price/$/year