You roll 1 die. find the probability of the number you end up rolling being less than 5.
choices are a)1/2 b) 2/3 c)5/6 d)1/3

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?