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slamgirl [31]
3 years ago
7

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

Mathematics
2 answers:
RideAnS [48]3 years ago
4 0
15x=300 X= hours! There are 20 Hours
Lelechka [254]3 years ago
3 0
So 300b=15 min, in an hour (15x4) 1200 boxes will be made (300x4) 
so 1200 boxes per hour
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