The following questions are accompanied by three statements I, II and III. You have to determine which statement/s is/are sufficient to answer the question.
In how many days 5 children, 4 women, and 2 men can complete work while working together?
Statement I: 2 men are as efficient as 4 women
Statement II: 5 children and 4 women can do 2/4th work in 16 days
Statement III: Ratio of efficiency of men and women is 4:2 respectively
1
Only I and II are sufficient
2
All three together are not sufficient
3
All three together is sufficient
4
Only II and III together is sufficient
5
Any two of three together is sufficient