Join Examsbook
A, B and C alone can complete a piece of work in 24, 36 and 18 days respectively. A started working, after 2 days C joins with them and B joins with them after another 2 days, then find the no of days A, B and C worked together.
5Q:
A, B and C alone can complete a piece of work in 24, 36 and 18 days respectively. A started working, after 2 days C joins with them and B joins with them after another 2 days, then find the no of days A, B and C worked together.
- 1$$ {5{2\over 9}\ days}$$false
- 2$$ {6{2\over 9}\ days}$$true
- 3$$ {4{3\over 5}\ days}$$false
- 4$$ {6{4\over 9}\ days}$$false
- Show AnswerHide Answer
- Workspace