Question

Each question below is followed by two statements I and
II. You have to decide whether the data given in the statements are sufficient to answer the question. In how many days can A and B together complete a piece of work?
I. A alone can complete the work in 12 days and B alone can complete it in 18 days.
II. A and B together can complete 5/36 of the work in one day.

Q: Answer-Each question below is followed by two statements I and II. You have to decide whether the data give...

ATQ, From I As 1-day work 112 Bs 1-day work 118 Together in 1 day 112 118 3 2 36 536 So total time 1 536 365 days. I alone is sufficient. From II Given directly in 1 day they do 536 of the work. Total time 1 536 365 days. II alone is also sufficient. Either I alone or II alone gives the answer.

A If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient.

B If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient.

C If the data either in statement I alone or in statement II alone are sufficient to answer the question.

D If the data in both statements I and II together are necessary to answer the question, but neither statement alone is sufficient.

E If the data in both statements I and II together are not sufficient to answer the question.

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