SOLUTION: Dave and Sam are racing in the Dallas NASCAR Race. Dave is traveling at 187 mph and Sam at 193 mph. How long will it be before Sam is 3 miles ahead of Dave?
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Question 96261: Dave and Sam are racing in the Dallas NASCAR Race. Dave is traveling at 187 mph and Sam at 193 mph. How long will it be before Sam is 3 miles ahead of Dave? Answer by ankor@dixie-net.com(22740) (Show Source):
You can put this solution on YOUR website! Dave and Sam are racing in the Dallas NASCAR Race. Dave is traveling at 187 mph and Sam at 193 mph. How long will it be before Sam is 3 miles ahead of Dave?
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Actually, you can do this in your head, The relative speed is 6 mph.
How long would it take you to drive 3 mi at 6 mph? Half an hour, right?