SOLUTION: Jill is 12 km away from Joe. Both walk towards each other at the same time. Jill walks at 2 km/h. They meet in 4 hours. How fast is Joe walking?

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Question 830612: Jill is 12 km away from Joe. Both walk towards each other at the same time. Jill walks at 2 km/h. They meet in 4 hours. How fast is Joe walking?
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
If Jill walks for 4 hours at 2kmh, she has covered 8km (4*2=8)
Their initial difference was 12km. Subtract what Jill has walked (12-8=4)
In 4 hours, Joe walked 4km. Guess how many kph that is? Right, 1.
.
Conclusion: Joe needs more exercise!