Find the residual if you know the actual number is 3 and the predicted value is 1.6 a. 1.4 b. 2.2 c. 0.4 d. there is no correct answer given e. -0.5

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?