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If 15 workers did a job is 8 hours, how long would it take 5 workers to do half of this job?

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  1. 6 May, 14:50
    0
    Since 15 workers did 8 hours of work, the total amount of work needed is 120 hours. Half of this job would be 60 hours. Then divide this amount by the 5 workers doing the job. This would make the job 12 hours
  2. 6 May, 14:55
    0
    J=15w*8h=120 (worker*hours)

    5h=120/2

    5h=60

    h=12 hours
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