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23 September, 03:48

Person 1 can do a certain job in fifteen minutes, and person 2 can do the same job in thirty minutes. When completing the job together, which expression would be used to represent the amount of work done by person 1?

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  1. 23 September, 05:18
    0
    The expression used to represent the amount of work done by person 1 is 1/15, whereas when it comes to person 2 it is 1/30.

    You use 1/15 since it is the fifteenth of one hour.
  2. 23 September, 06:30
    0
    Quantity = work * time
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