SOLUTION: Two people start walking at the same time in the same direction. One person walks at 7 mph and the other person walks at 6 mph. In how many hours will they be 0.5 mile(s) apart?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Two people start walking at the same time in the same direction. One person walks at 7 mph and the other person walks at 6 mph. In how many hours will they be 0.5 mile(s) apart?       Log On


   

Question 1190292: Two people start walking at the same time in the same direction. One person walks at 7 mph and the other person walks at 6 mph. In how many hours will they be 0.5 mile(s) apart?
Found 2 solutions by Alan3354, greenestamps:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Two people start walking at the same time in the same direction. One person walks at 7 mph and the other person walks at 6 mph. In how many hours will they be 0.5 mile(s) apart?
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If they started from the same place:
They separate at 7-6 mi/hr = 1 mi/hr
---> 0.5 hours

Answer by greenestamps(13203) About Me  (Show Source):
You can put this solution on YOUR website!


The rate at which they separate is the difference between their speeds, which is 1 mph. So it will take 0.5 hours for them to be 0.5 miles apart.

ANSWER: 0.5