Lucy paid $16.50 for 36 prints from photo world. some prints were 4x6 and the rest were 5x7, and they were priced as shown in the following table. how many prints of each size did she order?

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?