SOLUTION: Two planes leave an airport at the same time traveling in opposite directions. The southbound planes travels at 250 miles per hour while the northbound plane travels at 240 miles
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Question 384113: Two planes leave an airport at the same time traveling in opposite directions. The southbound planes travels at 250 miles per hour while the northbound plane travels at 240 miles per hour. After how many hours are the planes 490 miles apart?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
1 hour. Note that the distance relative to each other changes by 250+240 (or 490) miles each hour.
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