A drawer contains 3 black socks,3white socks, 2 red socks and 1 purple sock. A red sock is pulled at random from the drawer but returned because it he a hole.

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?