A juice stand sells two types of fresh juice in 12 oz cups, the Refresher and the Super-Duper. The Refresher is made from 3 oranges, 2 apples and a slice of ginger.
The Super Duper is made from one slice of watermelon, 3 apples and one orange. The owners of the juice stand have 50 oranges, 40 apples, 10 slices of watermelon
and 15 slices of ginger. Let x denote the number of Refreshers they make and let y denote the number of Super-Dupers they make. Which would be correct
constraints for the oranges