austyndimond austyndimond
  • 13-03-2019
  • Mathematics
contestada

rob Feldman can do a job in 3 hours, while karen requires 7 hours. how long will it take them if they work together ​

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elianag19 elianag19
  • 13-03-2019

4 total if it takes all day long for Karen and 3 for Feldman. You would have to subtract 7 from 3 to get 4 if they work together

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