To estimate how many miles you are from a thunderstorm, count the seconds between when you see lightning and when you hear thunder. then divide by 5. write and solve an equation to determine how many seconds you would count for a thunderstorm that is 2 miles away.

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?