There is a family of five members: K, L, M,N and O. Among them,there is one married couple. O is unmarried and is the brother
of K. is the sister of O. M is the only married female and the mother of N. L and O arethe only males in the group.
Who is the father of K?
This questions was previously asked in
SSC CGL 5th March 2020 Shift-1
Explanation:
In the diagram, circle shows the female, square shows the male, vertical line son the generation, horizontal line shows the
brother/sister and double horizontal lines show the couple.

From the diagram, L is the father of K.
The correct answer is option B.
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