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It takes 63 minutes for four people to paint nine walls how many minutes does it take seven people to paint four walls?

 Mar 29, 2020
 #1
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Hint Question:

 

How many minutes does it take for ONE person to paint 9 walls?

 

How many minutes does it take for ONE person to paint 4 walls?

 Mar 29, 2020
 #2
 #3
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You are a very speedy researcher smiley

AnExtremelyLongName  Mar 29, 2020
 #4
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Hehe yup laugh 

 

When I saw you posting something, I went zoom! LOL!

CalTheGreat  Mar 29, 2020
 #5
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You can use inverse ratios. You should search them up and study them (just a tip)! :)

 Mar 29, 2020
 #6
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Solve for the speed of one person and multiply by 7 for seven people to find their speed.

 Mar 30, 2020

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