lisacassandra lisacassandra

09-11-2016
Mathematics

contestada

a machine makes 300 boxes in 15 minutes. Which expression equals the unit rate in boxes per hour?

Respuesta :

Cmanbing Cmanbing

09-11-2016

so 300b=15 min, in an hour (15x4) 1200 boxes will be made (300x4)
so 1200 boxes per hour

Answer Link

09-11-2016

15x=300 X= hours! There are 20 Hours

Answer Link

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