SOLUTION: Please help me solve below; Two cyclists start biking from a trail's start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyc

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Question 564084: Please help me solve below;
Two cyclists start biking from a trail's start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the time the second cyclist started biking?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Cyclist I 6 mph
Cyclist II 10 mph

Difference in time= 3 hours
Cyclist I will have covered 18 m before Cyclist II starts
catch up distance= 18 m
catch up speed = 10 -6 mph
catch up speed = 4 mph
Catchup time = catchup distance/catch up speed
catch up time= 18 / 4
catch up time= 4.5 hours