Q. An appliance manufacturer produces two models of microwave ovens: H also W. Both models require fabrication also assembly work: each H uses four hours of fabrication also two hours of assembly; also each W uses two hours of manufacturing also six hours of assembly. There are 600 fabrication hours also 480 hours of assembly time available this week. Each H contributes $40 to profits; also each W contributes $30 to profits. Illustrate what quantities of H also W will maximize profits?

a.) Use the objective function approach.

b.) Use the enumeration approach.