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Blood Relation Test - Verbal and Reasoning

Directions to SolveEach of these questions is based on the following information:
  1. A + B means A is the mother of B.
  2. A - B means A is the sister of B.
  3. A * B means A is the father of B.
  4. A β B means A is the brother of B.
Q1:

Which of the following means that N is the maternal uncle of M?

A N β P - L + E - M

B N - Y + A β M

C M - Y * P - N

D N β C + F * M

ANS:A - N β P - L + E - M

Explanation: N β P → N is the brother of P P - L → P is the sister of L L + E → L is the mother of E E - M → E is the sister of M. Hence, L is the mother of M, P is the maternal aunt of M and N is the maternal uncle of M.