How many students are there between Suresh and Mohan in a row of fifty students I Suresh is twelfth ...........

Logical Reasoning(Master ) Data Sufficiency

How many students are there between Suresh and Mohan in a row of fifty students?

I. Suresh is twelfth from the left end and Mohan is seventeenth from the right end.

II. Suresh is six place away from Jayesh, who is twentieth from left end.

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

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

if the data either in statements I alone or in statement II alone are sufficient to answer the question; and

if the data given in both the statement I and II together are not sufficient to answer the question; and

if the data in both the statements I and II together are necessary to answer the question.

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Explanation:

From I: n Suresh = 12^th from left
Mohan = 17^th from right = (50 - 17 + 1 = ) 34^th from left
No student between them = 34 - 12 - 1 = 21
From II: No data about Mohan.
Hence, option 1 is the correct answer.