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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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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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Dec 23, 2020
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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?
6 min
12 min
24 min
Mathematics
middle-school
Krishna Satya
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Krishna Satya
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Answer:
24 min.
hope it's help you .
ATH
answered
Dec 27, 2020
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ATH
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