If a case of 300 24oz. cups cost 31.80 how much does one cup cost (show all work)

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters