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In how many days can a work be completed by A and B together? I. A alone can complete the work in 8 days. II. If A alone works for 5 days and B alone works for 6 days, the work gets completed. III. B alone can complete the work in 16 days.

Any two of the three
II and either I or II
I and II only
II and III only

Correct Answer: Any two of the three

Explanation:

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