The Attaran Corporation manufactures two electrical ?products: portable air conditioners and portable heaters. The assembly process for each is similar in that both require a certain amount of wiring and drilling. Each air conditioner takes 3 hours of wiring and 2 hours of drilling. Each heater must go through 2 hours of wiring and 1 hour of drilling. During the next production? period, 240 hours of wiring time are available and up to 140 hours of drilling time may be used. Each air conditioner sold yields a profit of ?$25. Each heater assembled may be sold for a ?$19 profit.
What is the number of heaters and air conditioners? Optimal solution for Z?