Atrain departs from springfield and travels toward greensburg traveling at an average speed of 80 miles per hour. what best describes the train's distance from greensburg as time increases?

Arectangle has a perimeter of 20 cm. the length, x cm, of one side of this rectangle is uniformly distributed between 1 cm and 7 cm. find the probability that the length of the longer side of the rectangle is more than 6 cm long.