Answer:
40 air conditioner and 60 fans yield a 1,900 dollar profit
Explanation:
[tex]Maximize: 26x_1+15x_2\\$Subject to:\\3x_1+ 2x_2 =240\\2x_1+x_2 =120[/tex]
We apply this constrain on excel solver tool.
Wiring Drilling Profit per unit Total Profit
AC 40 units 120 80 25 1000
Fan 60 units 120 60 15 900
240 140 1900 1,900