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Two trains traveling from different point one at 38 mph the other at 42 mph going 400 miles when will the cross each other

Two trains traveling from different point one at 38 mph the other at 42 mph going 400 miles when will the cross each other
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Two trains traveling from different point one at 38 mph the other at 42 mph going 400 miles when will the cross each other

User Msinfo
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8.8k points

1 Answer

2 votes
In 5 hours.

You can just add the two velocities together and then divide by the overall length.
User Daimajia
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8.9k points
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