SOLUTION: When 3 people mow a football field, it takes 8 hours. How long will it take 4 people to mow the football field? I am having trouble trying to explain this to a 3rd grader with 3

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Question 1012915: When 3 people mow a football field, it takes 8 hours. How long will it take 4 people to mow the football field?
I am having trouble trying to explain this to a 3rd grader with 3rd grade math concepts. Any help you can provide will be greatly appreciated.
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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3 people x 8 hours = 24 people-hours (It would take 1 person 24 hours)
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24 people-hours/4 people = 6 hours
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ANSWER: It would take 4 people 6 hours.
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