1. | A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in: |
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Answer: Option C Explanation:
A's 1 day's work = (B + C)'s 1 day's work .... (ii)
So, B alone could do the work in 25 days. |

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