Select all the correct answers. Which expressions represent a difference of squares?

Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation

Jonathan can throw a baseball 10 1/3 yards. his brother joey can throw a baseball 13 1/2 yards. how much father can joey throw the ball?

A10 inch cookie cake is divided into 8 slices. what is the area of 3 slices