Question What is Suman 39 s rank from the top in a class of forty students Statements Suman is 3 ran...........

Logical Reasoning(Master ) Data Sufficiency

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Question: What is Suman's rank from the top in a class of forty students ?

Statements:

Suman is 3 ranks below Deepak from the top.

Deepak's rank from the bottom is 23.

Suman is 3 ranks above Deepak from the bottom.

Any two of the three

Only I and II

Only II and III

Only II and either I or III

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Explanation:

Answer: Option D
Explanation:
From II, we conclude that in a class of 40, Deepak ranks 23rd from the bottom i.e. 18th from the top.
From I and II, we find that Suman is 3 ranks below 18th rank from the top i.e. she ranks 21st from the top.
From II and III, we find that Suman is 3 ranks above 23rd rank from the bottom
i.e. she ranks 20th from the bottom or 21st from the top.