SOLUTION: two trains leave the same point at the same time, but travel in opposite directions. one moves at 40mph while the other moves at 50 mph. how long will it take until they are 225 mi

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Question 505133: two trains leave the same point at the same time, but travel in opposite directions. one moves at 40mph while the other moves at 50 mph. how long will it take until they are 225 miles apart?
Answer by linjackie99@yahoo.com(7) About Me  (Show Source):
You can put this solution on YOUR website!
40mile/hour at 225=5 hour
50mile/hour at 225=4.5hour
yes average