bishcakes bishcakes

28-03-2016
Mathematics

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

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Maddiieeryan Maddiieeryan

28-03-2016

2 boxes per minute. 1/3 of a minute, is 20 seconds. so 2/3 of a box is made every 20 sec. Now, if there are 3, 20 sec periods in a minute, so multiply 2/3 (0.666667) boxes by 3 =2 boxes

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