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      Question

      Seven persons B, K, Y, H, P, Q and Z are in a family.

      There are three married couples in a family. How is K related to Q? I) Y is maternal grandfather of H. Z is brother in law of P. Z has no siblings. II) B is only daughter in law of K. K and Y are married couples. P is maternal uncle of H. Each of the questions given below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question or not. Read both the statements and answer the question.
      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. Correct Answer Incorrect Answer
      B 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 Correct Answer Incorrect Answer
      C If the data either in statement I alone or in statement II alone are sufficient to answer the question. Correct Answer Incorrect Answer
      D If the data in both statement I and II together are not sufficient to answer the question. Correct Answer Incorrect Answer
      E If the data in both statement I and II together are necessary to answer the question Correct Answer Incorrect Answer

      Solution

      We will look after both the statements separately I. As per this statement family tree will look like this: K is mother of Q. Thus both statements I and II are necessary to answer.

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