The following question is accompanied by two statements (I) and (II). You have to determine which statement(s) is/are sufficient/necessary to answer the questions.
In how many days will A complete the work?
I. Ratio of efficiency of A, B and C is 5 : 6 : 9. A takes 8 days more than C to finish the work
II. A and B working together can complete the work in 10 days, C is twice efficient than A1
The data in both the statements I and II together are necessary to answer the question
2
The data in statement I alone or in statement II alone is sufficient to answer the question.
3
The data in both statements I and II together are not sufficient to answer the question.
4
The data in statement II alone is sufficient to answer the question, while the data in I alone is not sufficient to answer the question.
5
The data in statement I alone is sufficient to answer the question, while the data in II alone is not sufficient to answer the question.