6 women can complete a work in 18 days. 3 women start the work, and after 6 days 3 more women join them. In how many total days is the work completed?

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Accepted Answer

21. Total work = 6 × 18 = 108 woman-days. First 6 days: 3 × 6 = 18 done; remaining 90 with 6 women = 90/6 = 15 days. Total = 6 + 15 = 21 days.

6 women can complete a work in 18 days. 3 women start the work, and after 6 days 3 more women join them. In how many total days is the work completed?

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