Worker A takes 15 hours to do a job. Worker B takes 10 hours to do the same job. How should it takes both A and B, working together but independently, to do the same job?

Options
- 5 days
- 5.83 days
- 6 days
- None

CORRECT ANSWER : None

Discussion Board
solution

6 days

Rohit Rajput 09-23-2018 11:21 AM

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