A train can accommodate at most 80 passengers, economy class (x) and first class (y) passengers. To avoid making a loss the train must carry at least 10 economy class passengers and at least 20 first class passengers. Due to the number of item s the forts class passengers receive, the number of first class passengers should be at most three times the number of economy class passengers. first class tickets cost $5000 while economy class tickets $3000. state or describe what the variable x and y represents. state the objective function. list the constraints.​

Samson is going shopping for sugar and butter to make three different kinds of cookies: lemon bars, peanut butter cookies, and sugar cookies. the recipe for lemon bars calls for 2 cups of flour, 2 cups of sugar, and 1 stick of butter. the peanut butter cookie recipe calls for 2 cups of flour, 4 cup of sugar and 2 stick of butter. the sugar cookie recipe calls for 1 cup of flour, 2 cups of sugar, and 2 sticks of butter. sampson has 13 cups of flour at home, and he buys 12 cups (6 pounds) of sugar and 10 sticks of butter. how many batches of each type of cookie can he make? samson can make batches of lemon bars, batches of peanut butter cookies, and batches of 09 cookies submit reset