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All members of our painting team paint at the same rate.  If $20$ members can paint a $1500$ square foot wall in $30$ minutes, then how long would it take 15 members to paint a $1200$ square foot wall, in minutes?

 Oct 25, 2024
 #1
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20 members * 30 minutes = 600 member minutes required

600 member minutes / 1500 ft^2 = .4 member minutes / ft^2 

 

.4 member minutes / ft^2  * 1200 ft^2   /  15 members =  32 minutes required 

 Oct 27, 2024

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