snnatarion snnatarion

25-10-2016
Mathematics

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Aarva cleans 6 apartments in 2.5 hours. how long will it take him to clean 30 apartments

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BreyMichael BreyMichael

25-10-2016

6 apartments in 2.5 hours
30 apartments in ? Hours

6/2.5=30/x
6x=(30)(2.5)
x=75/6
x=12.5 hours

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