Blood Relation test


Pointing to a photograph, a man said, “ I have no brother or sister but that man’s father is my father’s son.”  Whose Photograph was it ?

A         His own
B          His son’s
C         His father’s
D         His nephews
Answer: Option B


Since the narrator has no brother, his father’s son is he himself. So, the man who is talking is the father of the man in the photograph or the man in the photograph is his son


If P $ Q means P is the brother of Q; P # Q means P is the mother of Q; P * Q means P is the daughter of Q in A # B $ C * D, who is the father?

A.          D
B.          B
C.         C
D.         Data is inadequate
Answer: Option A


Answer: Option A


A is the mother of B, B is the brother of C and C is the daughter of D. Hence, D is the father.


A party consists of grandmother, father, mother, four sons and their wives and one son and two daughters to each of the sons. How many females are there is all ?

A      14
B      16
C       18
D      24
Answer: Option A


Grandmother is one female, mother is another, wives of four sons are the four females and two daughters of all four sons are eight females. So, in all there are 1 + 1 + 4 + 8 = 14 females.


In a beach, Rina is walking with her childrens and there she met Samuel and Susan. Samuel introduces Susan to those children as “this person is the daughter of your mother’s father’s mother and is my sister. How is Samuel and Susan related to Rina?

A        Brother, sister
B         Uncle, aunt
C        Cousin, aunt
D        None of these
Answer: Option B


Daughter of your mother’s father’s mother=> Daughter of maternal grandmother=> Rina’s aunt. Susan is Rina’s aunt and Samuel is uncle.


If P x Q means— ‘P is the brother of Q’, P ÷ Q means ‘P is the son of Q’ and ‘P — Q’ means ‘P is the sister of Q’ , then which of the following relations will show that Q is the maternal uncle of P ?

A         Q x R÷ P
B        Q÷ R – P
C         P x R – Q
D        P÷ R – Q
E         None of these
Answer: Option D

Mrs. X meets a man at a party who is the brother of the sister of her husband. How is the man related to X?

A         Brother-in-law
B          Brother
C           Cousin
D          Father
Answer: Option A

In Mr. Mehta’s family, there are one grandfather, one grandmother, two fathers, two mothers, one father-in-law, one mother-in-law, four children, three grandchildren, one brother, two sisters, two sons, two daughters and one daughter-in-law. How many members are there in Mr. Mehta’s family?

A     17 members
B      23 members
C      25 members
D       7 members
Answer: Option D


There are 7 members in Mr. Mehta’s family. Mother and Father of Mr. Mehta, Mr. &Mrs. Mehta, his son and two daughters.

Mother  & Father of Mr. Mehta



Mr. & Mrs. Mehta



One Son & Two Daughter


Pointing out to a lady, Rajan said, “She is the daughter of the woman who is the mother of the husband of my mother. “Who is the lady to Rajan ?

A         Aunt
B         Grand daughter
C          Daughter
D          Sister
Answer: Option A


Mother’s husband – Father: Father’s mother – Grandmother: Grandmother’s daughter – Father’s sister: Father’s sister – Aunt.
So, the lady is Rajan’s Aunt.
Hence, the answer is A


In one family there are several children in which each girl has as many brothers as she has sisters but each boy has sisters which are twice of brothers he has. Then how many brothers and sisters are they?

A          4 Brothers, 3 Sisters
B           4 Sisters, 3 Brothers
C          4 Brothers, 4 Sisters
D          Cannot say
Answer: Option B


Solve through the options, we get that 4 sisters and 3 brothers fulfill the given condition: each girl has 3 brothers and 3 sisters while each boy has 4 sisters and 2 brothers, which satisfies the condition.



If X + Y means X is the daughter of Y; X – Y means X is the brother of Y; X % Y means X is the father of Y and X x Y means X is the sister of Y. Which of the following means I is the niece of J?

A        J – N % C x I
B        I x C – N % J
C        J + M x C % I
D        I x C + N – J
Answer: Option D


I x C → I is the sister of C

C + N → C is the daughter of N

and N – J → N is the brother of I.

Hence, I is niece of J.

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