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A machine packs boxes at a constant rate of 2/3 of a box every 1/2 minute. What is the number of boxes per minute that the machine packs?

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ktawesome26

Answer:

Basicallly, if the machine packs 2/3 of a box every 1/2 min, then the machine will pack twice as many boxes for 1 min, since 1/2 multiplied with 2 is 1.  

2/3 multiplied with 2 is 4/3.  

Therefore, the machine can pack 4/3 boxes per minute.

(what my research says)

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