Mathematics · Time and Work
A, B and C can individualy complete a work in 15, 20 and 30 days respectively. A works for the entire duration. Every third day, B and C together assist A. In how many days will the work be completed?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11039 days
- 21019 days
- 31069 days✓
- 41009 days
Correct answer
1069 days
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