Mathematics, 12.10.2020 20:01 phillipsangela014

A train left for Burbank, and 4 hours later, a car traveling at 90mph tried catching up to the train. After 7 hours, the car caught up. What was the train's average speed?

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A train left for Burbank, and 4 hours later, a car traveling at 90mph tried catching up to the train...

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