Question: Two trains leave the same station at the same time, but are headed in opposite directions. One train travels at 70 mph, and the

Two trains leave the same station at the same time, but are

Two trains leave the same station at the same time, but are headed in opposite directions. One train travels at 70 mph, and the other train travels at 80 mph. How much time passes until the trains are 600 mi apart?

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