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28-06-2016
Mathematics

contestada

One person can do a certain job in twenty-one minutes, and another person can do the same job in twenty-eight minutes. How many minutes will it take them to do the job together?

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Netflixboo Netflixboo

28-06-2016

49 minutes because you have to add twenty one and twenty eight together to get the whole.

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avabaes126 avabaes126

07-06-2021

Answer: 12 minutes

Step-by-step explanation:

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