Which equation has a greater rate of change than the linear function in the table? (pls it's kinda urgent lol) y = 5x - 3

y = -4x - 18

y = 6x + 13

y = -3x + 2

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?