SOLUTION: if 2 people can paint a fence in 12 hours how long does it take 3 people each working at the same rate? i know how to do it but i want to know what is the fast way of doing it? can
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Question 234005: if 2 people can paint a fence in 12 hours how long does it take 3 people each working at the same rate? i know how to do it but i want to know what is the fast way of doing it? can you show me the fast way
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
2 people for 12 hrs is 24 person-hours of labor (2 times 12)
24 person-hours for 3 people means 8 hrs of work (24 divided by 3)