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3 years ago

5

It takes 20 minutes for 5 people to paint 5 walls. How many minutes does it take 9people to paint 9 walls?

1 answer:

Vitek1552 [10]3 years ago

6 0

20 minutes because 9/9 is simplified to 1 as 5/5 is simplified to 1

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<img src="https://tex.z-dn.net/?f=8%20%2B%20y%20%3D%203y" id="TexFormula1" title="8 + y = 3y" alt="8 + y = 3y" align="absmiddle"

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