Question

How many children are there between P and Q in a row of children?
I) P is 15th from the left end in the row.
II) Q is exactly in the middle and there are 10 children towards his right.

• A. If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.
• B. If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are riot sufficient to answer the question.
• C. If the data either in statement I alone or in statement II alone are sufficient to answer the question.
• D. If the data in both statements I and II together are not sufficient to answer the question.
• E. If the data in both statements I and II together are necessary to answer the question.

Answer 1

The correct option is E If the data in both statements I and II together are necessary to answer the question.

Statement I gives the position of P in the row and Statement II gives the position of Q in the row, along with number of people in the row.
Therefore, the data in both statements I and II together are necessary to answer the question.