SOLUTION: Two students on bicycles leave their classroom building at 10:00 AM and travel in opposite directions. If the average speed of one of the students is 12 kilometers per hour and the

Question 38475: Two students on bicycles leave their classroom building at 10:00 AM and travel in opposite directions. If the average speed of one of the students is 12 kilometers per hour and the average speed of the other student is 14 kilometers per hour, at what time will they be 65 kilometers apart?
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
letting x be the time:
12x+14x=65
26x=65
x=2.5
Hence, 2.5 hours from 10:00 AM they will be 65km apart.
Paul.
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