Two friends A and B together can complete a piece of work in 10 days. In how many days A alone complete the piece of work? Statement I : B alone can complete half of the work in 12.5 days. Statement II : The efficiency of A is 50% more than that of B.

Neither statement I nor statement II is sufficient to answer the questions.

The data in statements I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.

The data in statements II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.

Either Statement I or Statement II alone is sufficient to answer the question.

The data in both the statements I and II together is necessary to answer the question.

Two friends A and B together can complete a piece of work in 10 days.

1.	Two friends A and B together can complete a piece of work in 10 days. In how many days A alone complete the piece of work? Statement I : B alone can complete half of the work in 12.5 days. Statement II : The efficiency of A is 50% more than that of B.
A.	The data in statements I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.
B.	The data in statements II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.
C.	Either Statement I or Statement II alone is sufficient to answer the question.
D.	Neither statement I nor statement II is sufficient to answer the questions.
E.	The data in both the statements I and II together is necessary to answer the question.
Answer» D. Neither statement I nor statement II is sufficient to answer the questions.

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