Answer:
20 per min
Explanation:
Answer: 1200 boxes per 1 hour
Step-by-step explanation: 15 divided by 3 is 5. 300 divided by 100. 100 boxes in 5 minutes. 5 times x is 60. 60 is a hour. 60 divided by 5 is 12. 100 times 12 is 1200. 1200 boxes per 1 hour.
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