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OpenStudy (anonymous):
factory can make 120 backpacks in 3 hours. How long would it take to make 600 backpacks? A. 15 h B. 20 h C. 30 h D. 40 h
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OpenStudy (anonymous):
The answer to this one is A. For this one I did a trial and error thing. First I found the unit rate and then I multiplied the unit rate by the answers to see which number of hours would make 600 ((Sorry if thats confusing))
OpenStudy (anonymous):
thanks its okay :d
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