1 . Worker W produces n units in 5 hours, workers W & V working independently but at same time produces n units in 2 hours. How long would it take V alone to produce n units?
- A. 2 hours 20 minutes
- B. 2 hours 30 minutes
- C. 1 hour 25 minutes
- D. 2 hours 40 minutes
- D. None of these
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