Last question im putting all my points into this pleae help! 50 points!

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.

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -

If the scale factor between two circles is 2x/5y what is the ratio of their areas?