A manufacturer of bicycles builds racing touring and mountain models The bicycles are made of both steel and aluminum The company has available 26 400 units steel and 19 500 units of aluminum The racing fouring and mountain models need 11 12 and 22 units of steel and 9 24 and 15 units of aluminum respectively Complete parts a through d below a How many of each type of bicycle should be made in order to maximize profit if the company makes 0 per racing bike 13 per touring bike and 24 per mountain bike Let x be the number of racing bikes set x be the number touring bikes and let x be the number of mountain bikes What is the objective function 2x Do not include the symbol in your answers