SOLUTION: Two boys can clean the yard in 6 hours. How many hours would it take 3 boy to clean the same yard if each boy works at the same rate?

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Question 467897: Two boys can clean the yard in 6 hours. How many hours would it take 3 boy to clean the same yard if each boy works at the same rate?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
If 2 boys clean a yard in 6 hrs, then
1 boy would take twice as long, so
1 boy cleans the yard in 12 hrs.
3 boys would take 1/3 of that time
to clean the yard.
+12%2A%281%2F3%29+=+4+
3 boys will take 4 hrs to clean the yard