Please answer I really need this question to be answered

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

What is the distance between the points (2, 5) and (5,9)?