Whizzo Chocolate Company in Chicago, IL, makes a wide variety of excep

Whizzo Chocolate Company in Chicago, IL, makes a wide variety of exceptionally high quality confections. Each one of their products can be classified into one of 5 groups. (Weights include all necessary packaging for shipping.)

1. 12-piece assortments (1.5 lbs, $14.99), some of which require refrigerated shipping and some of which do not.
2. 20-piece assortments (2.0 lbs, $24.99), some of which require refrigerated shipping and some of which do not.
3. a small chocolate-covered fruit basket (12 lb, $39.99), which requires refrigerated shipping
4. a large chocolate-covered fruit basket (30 lb, $59.99), which requires refrigerated shipping
5. an all-chocolate chessboard with white & dark chocolate chessmen (25 lb, $149.99), which requires refrigerated shipping

Whizzo Chocolate Company uses only the following shipping methods:

Western Food Sender
a) WFS non-refrigerated service: $50 plus $10 times each pound
b) WFS refrigerated service: $80 plus $15 times each pound

If a single order is a “mixed order”, that is, it contains both items that require refrigerated shipping and items that do not require refrigerated shipping, it does no harm to the latter items to ship them in refrigerated shipping. If a single order is a mixed order, customer has a choice:

a) only items requiring refrigerated shipping sent via refrigerated shipping , and all other items sent without refrigeration

b) all items, regardless of type, sent via refrigerated shipping When a customer places a mixed order, the Whizzo sales representative will make this choice clear to the customer, and make clear that absolutely no damage will occur by refrigerating those items which don’t require refrigeration.