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?

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?
:
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?
RELATED QUESTIONS
Linda and Dave leave simultaneously from the same point biking in opposite directions.... (answered by stanbon)

In a race, Carl starts 1 mile behind Dave. Carl is traveling at 45 miles per hour, while... (answered by richwmiller)

Sam is traveling north at 25 mph when Patty passes by in the opposite direction at 40... (answered by mananth)

linda and dave leave from the same starting point, biking in opposit directions... linda... (answered by stanbon)

Leona walks at a rate of 5 miles per hour and Sam walks at a rate of 6 miles per hour. If (answered by josgarithmetic)

Alan and Dave start at the same point and drive in opposite directions. Alan has one... (answered by tommyt3rd)

Sam and Dave can mow the lawn in 60 minutes if they work together. If Dave works twice as (answered by jim_thompson5910)

Alan and Dave leave from the same point driving in opposite directions. Alan driving at... (answered by checkley77)

Sam is on a train traveling south at 34 mph. He spots a second train traveling east at... (answered by stanbon)