Help ASAP plz

Do u just plot the numbers on the graph like (1,

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.

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air