SOLUTION: A plane travels east at 210mph. Thirty minutes later, a second plane leaves the same airport traveling west at 160mph. Write and solve an equation to determine when the planes will

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Question 250435: A plane travels east at 210mph. Thirty minutes later, a second plane leaves the same airport traveling west at 160mph. Write and solve an equation to determine when the planes will be 660 miles apart.
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
A is 105 miles ahead
660-105=555
555/370=1.5 hrs

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