SOLUTION: It takes 20 minutes for 7 people to paint 7 walls.How many minutes does it take 11 people to paint 11 walls?

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Question 965240: It takes 20 minutes for 7 people to paint 7 walls.How many minutes does it take 11 people to paint 11 walls?
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
20 minutes
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