SOLUTION: Tom and Cathy decide to run a race. Tom can run at 10 meters per second and Cathy can run at 6 meters per second. Tom gives Cathy a 50 meter head start. How long is it before Tom

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Tom and Cathy decide to run a race. Tom can run at 10 meters per second and Cathy can run at 6 meters per second. Tom gives Cathy a 50 meter head start. How long is it before Tom       Log On

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Question 421871: Tom and Cathy decide to run a race. Tom can run at 10 meters per second and Cathy can run at 6 meters per second. Tom gives Cathy a 50 meter head start. How long is it before Tom catches Cathy? Answer should be numerical in seconds
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Kathy 6 mph
Tom 10 mph
Kathy will have covered 50 m before Tom starts

catch up distance=50 m
catch up speed = 10-6 m/s
catch up speed = 4 m/s

Catchup time = catchup distance/catch up speed
catch up time= 50/4
catch up time= 12.5 seconds