SOLUTION: a car and a train pass each other at noon. the train is eastbound and its average speed is 45mph . the car is westbound and its average speed is 60mph. when will the car and train

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Question 898673: a car and a train pass each other at noon. the train is eastbound and its average speed is 45mph . the car is westbound and its average speed is 60mph. when will the car and train be 14 miles apart?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
You can think of the train as standing still
and the car moving at the sum of their speeds
+14+=+%28+45+%2B+60+%29%2At+
+105t+=+14+
+t+=+14%2F105+ hrs
+%28+14%2F105+%29%2A60+=+8+
They will be 14 mi apart in 8 min