It takes a train 3.7 hours to travel between South Station in Boston, MA, and Penn Station in New York City. If the two stations are 233.1 miles apart, at what rate is the train traveling?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

Factor and solve to find roots x squared -x - 90 =0

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?