Direction: Below question is followed by three statements. You have to study the question and all th….

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Direction: Below question is followed by three statements. You have to study the question and all the three statements given to decide which of the given statement(s) is/ are required/sufficient for answering the given question:
Prena works for 4 days and leaves the job. In how many days can Prena alone finish the entire work?

I. Rupa finishes the remaining work in 8 days.
II. Prena and Rupa together can finish the work in days.
III. The working efficiency of Rupa is double that of Prena.

Options :-

1. Only I & III
2. Only I and II or Only I and III will be sufficient
3. Any two statements together are sufficient
4. Either II alone or I and III together are sufficient
5. I, II and III all together are necessary

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Answer/ Explanation

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