Mathematics
posted by Nono .
A machine takes 4.2 hours to make 7 parts. At that rate, how many parts can the machine make in 28.8 hours
48 parts
41 parts
172 parts
17 parts

Mathematics 
Bailey
48 parts

Mathematics 
PsyDAG
It might help to see the process.
7/4.2 = p/28.8
Divide both sides by 28.8 and solve. 
Mathematics 
Sasha
The correct answer is 48 parts.xD

Mathematics 
Mystery Girl
48 :)

Mathematics 
Mystery Girl
Yes sasha!
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A machine takes 4.2 hours to make 7 parts. At that rate, how many parts can the machine make in 28.8 hours?