SE5. Blizzard, Inc., makes three kinds of snowboards, but it has a limited number of machine hours available to make them. Product line data follow.

Wood Plastic Graphite

Machine hours per unit 1.25 1.0 1.5

Selling price per unit $100 $120 $200

Variable manufacturing cost per unit $45 $50 $100

Vaiable selling costs per unit $15 $26 $37

In what order should the snowboard products lines be produced?