In case you haven’t gone through the basic concepts of Blood Relations, please read them before proceeding with this article.

There are three types of questions that are usually asked in Blood Relations topic of Logical Reasoning. These are:

  1. Relation Puzzles
  2. Jumbled Relation
  3. Coded Relations

Let’s take a detailed look at each question type and check out some solved examples of each.

Type 1 : Relation Puzzles

In Relation Puzzle questions, the question provides relationship clues between certain members of the family. One then has to decipher the relationship between two other members based on the information provided in the question.

For example,

Question 1: Ram is the uncle of Rajesh whereas Rajesh is the son of a man called Ramesh. How are Ram and Ramesh related to each other?

Step 1: Ram is the uncle of Rajesh. Thus, Ram is first generation and Rajesh is second generation.

Step 2: Rajesh is the son of Ramesh. Thus, Ramesh is in the first generation and Rajesh in second.

Step 3: Ram and Ramesh are in the same generation. Since both are males, they will be either brothers or brothers-in-law.


Question 2: Bala is the father of Ram’s mother. How is the mother of Bala related to Ram’s mother?

Step 1: Bala is the father of Ram’s mother. Hence, Bala is Ram’s maternal grandfather.

Step 2: Bala is first generation, Ram’s mother is second generation and Ram is third generation.

Step 3: Baba’s mother will be one generation level higher than first generation.

Answer: Hence, Ram’s mother is the grand daughter of Bala’s mother.


Type 2: Jumbled Relation

In these questions, the clues provided to the candidate are purposely jumbled up so as to confuse the person answering them. In order to be successful, you have to straighten out the twisted wording.

For example,

Question 1: A man sitting on the park’s bench pointed out to a female and said “She is the only daughter of my wife’s elder sister?” How is the female related to him?

Step 1: Only daughter of my wife’s elder sister means daughter of the man’s sister-in-law.

Step 2: Generation-wise, the man, his wife and his wife’s elder sister are in the first generation. The female will be in the second generation.

Answer : The man is the uncle of the female.


Question 2: A man in a company said, “Daughter of my brother’s sister is working in this company”. How is that girl related to that man?

Step 1: A daughter of my brother’s sister is decoded as “The daughter of my sister”. All three are siblings.

Step 2: Generation-wise, the man, his brother and his sister form one generation. The girl is in the second generation.

Answer : She is the niece of that man.


Type 3: Coded Relation

In these questions, relationships are coded as mathematical or special symbols. One has to convert these symbols and clues into a family tree to decipher the final answer.

For example,

Question 1: Consider the following relation and answer the question:

A-B represents A and B are siblings

A x B represents A is the father of B

A / B represents A and B are cousins

How are C and G related in the relation C / D x G?

Answer :

Step 1: C / D represents C and D are cousins.

Step 2: D x G represents D is the father of G.

Step 3: Generation-wise, C and D are in the first generation and G is in the second generation.

Answer: Thus, G is the nephew or niece of C


Question 2: Consider the following relation and answer the following question

A / B represents A and B are sisters

A+ B represents A and B are brothers

A x B represents A is the husband of B

How are X and Y related in X + T x Y?

Answer :

Step 1: X + T means X and T are brothers.

Step 2: T x Y means T is the husband of Y.

Step 3: Generation-wise, all X, Y and T are in the same generation, related by marriage.

Answer: X is Y’s brother-in-law