# Logical Family Relationship Questions, Riddles and Tests

#### Question No 1

A and B are married couple. X and Y are brothers. X is the brother of A. How is Y related to B.

Solution!
X and Y both are brothers of A!which means both are Brother-in-law of B..

#### Question No 2

Ali and Nadeem are brothers. Maria and Mariam are sisters. If Ali's son is Mariam's brother, them what is the relation of Nadeem to Maria?

Solution!
"Ali's son is Mariam's brothers" means Mariam and Maria are Ali's daughters.! !So Nadeem (brother of Ali) is Uncle of Maria..

#### Question No 3

A3P means A is the mother of P , A4P means A is the brother of P , A9P means A is the husband of P , A5P means A is the daughter of P ; Which of the following means that K is the mother-in-law of M?

Solution!
M9N = M is the husband of N! !N5K = N is the daughter of K! !Hence, M is the son-in-law of K! !K3J = K is the mother of J! !Hence, K is a lady! !Hence, K is the mother-in-law of M..

#### Question No 4

Pointing to Gopi, Nalni says, "I am the daughter of the only son of his grandfather." How Nalni is related to Gopi?

Solution!
Nalni is the daughter of the only son of Gopi's grandfather.! !Hence, it's clear that Nalni is the sister of Gopi..

#### Question No 5

If A + B means A is the brother of B; A - B means A is the sister of B and A x B means A is the father of B. Which of the following means that C is the son of M?

Solution!
M x N = M is the father of N! !N - C = N is the sister of C! !and C + F = C is the brother of F.! !Hence, M is the father of C or C is the son of M..

#### Question No 7

A does not have any sons or brothers, but B's father is A's father's son. What is B to A?

Solution!
A's father's son means A himself. And B is his child. may be daughter or son. In options only daughter is given so it must be the answer..

#### Question No 8

If A + B means A is the mother of B; A - B means A is the brother B; A % B means A is the father of B and A x B means A is the sister of B, which of the following shows that P is the maternal uncle of Q?

Solution!
P - M = P is the brother of M! !M + N = M is the mother of N! !N x Q = N is the sister of Q! !Therefore, P is the maternal uncle of Q..

#### Question No 9

If A + B means A is the brother of B; A x B means A is the son of B; and A % B means B is the daughter of A then which of the following means M is the maternal uncle of N?

Solution!
Because the sex of O is not known..

#### Question No 10

Pointing to a photograph Lata says, "He is the son of the only son of my grandfather." How is the man in the photograph related to Lata?

Solution!
The man in the photograph is the son of the only son of Lata's grandfather i.e., the man is the son of Lata's father. Hence, the man is the brother of Lata..

#### Question No 11

If P + Q means P is the brother of Q; P x Q means P is the father of Q and P - Q means P is the sister of Q, which of the following relations shows that I is the niece of K?

Solution!
K + Y = K is the brother of Y! !Y x I = Y is the father of I! !Hence, K is the uncle of I! !and I - Z = I is the sister of Z! !Hence, I is the niece of K..

#### Question No 12

Pointing to a person, Deepak said, "His only brother is the father of my daughter's father". How is the person related to Deepak?

Solution!
Father of Deepak's daughter's father = Deepak's father.! !Hence, the person in the brother of Deepak's father.! !Therefore, the person is the uncle of Deepak..

#### Question No 13

Anupam said to a lady sitting in a car, "The only daughter of the brother of my wife is the sister-in-law of the brother of your sister." How the husband of the lady is related to Anupam?

Solution!
Anupam's son-in-law is the brother of the lady who was sitting in the car. Hence, the husband is also the son-in-law of Anupam..

#### Question No 14

If A is Brother of B but B is not Brother of A then who is B?

Solution!
B is a girl and A is her brother..

#### Question No 15

If A is the brother of B; B is the sister of C; and C is the father of D, how D is related to A?

Solution!
If D is Male, the answer is Nephew.! !If D is Female, the answer is Niece.! !As the sex of D is not known, hence, the relation between D and A cannot be determined.! !Note;! Niece - A daughter of one's brother or sister, or of one's brother-in-law or sister-in-law.!Nephew - A son of one's brother or sister, or of one's brother-in-law or sister-in-law..

#### Question No 16

If A + B means A is the sister of B; A x B means A is the wife of B, A % B means A is the father of B and A - B means A is the brother of B. Which of the following means T is the daughter of P?

Solution!
P x Q = P is the wife of Q! !Q % R = Q is the father of R! !R - T = R is the brother of T! !T + S = T is the sister of S.! !Therefore, T is the daughter of P..

#### Question No 17

Pointing to a photograph. Bajpai said, "He is the son of the only daughter of the father of my brother." How Bajpai is related to the man in the photograph?

Solution!
The man in the photo is the son of the sister of Bajpai. Hence, Bajpai is the maternal uncle of the man in the photograph..

#### Question No 18

My mother is sister of your brother. What am I to you?

Solution!
"My mother is sister of your brother" you are brother of my mother and I am your nephew..

#### Question No 19

You are the son of my father's brother. What am I to you?

Solution!
You are my uncle's child and I am your cousin..

#### Question No 20

If A + B means A is the brother of B; A % B means A is the father of B and A x B means A is the sister of B. Which of the following means M is the uncle of P?

Solution!
M + K = M is the brother of K! !K % T = K is the father of T! !T x P = T is the sister of P! !Therefore, K is the father of P and M is the uncle of P..

#### Question No 21

If Preety's daughter is my son's mother, if I am male what am I to Preety?

Solution!
I am the husband of Preety's daughter because she is mother of my son. So Preety is my mother-in-law..

#### Question No 22

P, the daughter of K is married to G, X and G are brothers, on the basis of this information tell how P is related to G.

Solution!
"P, the daughter of K is married to G" means P is wife of G..

#### Question No 23

M is the father of N who is the son of V. In order to know the relation of M to P, which of the statement/statements is/are necessary? (1) P is the brother of V (2) The daughter of N is the granddaughter of V

Solution!
M is the father of N and N is the son of V.! !Hence, V is the mother of N.! !From (1), P is the brother of V! !Therefore, M is the brother-in-law of P because V is the wife of M.! !From (2), the daughter of N, is the granddaughter of V.!From this we do not get any relation of M to P..

#### Question No 24

Introducing a boy, a girl said, "He is the son of the daughter of the father of my uncle." How is the boy related to the girl?

Solution!
The father of the boy's uncle = the grandfather of the boy! !daughter of the grandfather = sister of father..

#### Question No 25

A said to B, My mother gave birth to a child, who was neither my brother nor my sister. Can you guess who was the child?

Solution!
A's mother gave birth to A and A has no brother and no sister.!He is just talking about himself..

#### Question No 26

A tells B that the old man is the father of the lady by his side. The lady is the wife of A and the old man is grandpa of B, what is the relation between A and B?

Solution!
Old man is grandpa of B and A's wife is daughter of old man its mean the lady is the mother of B.!She is also A's wife. So, B is A's son..

#### Question No 27

Pointing to Varman, Madhav said, "I am the only son of one of the sons of his father." How is Varman related to Madhav?

Solution!
Madhav is the only son of one of the sons of Varman's father! !So, Either Varman is the father or uncle of Madhav..

#### Question No 28

Pointing to a woman, Abhijit said, "Her granddaughter is the only daughter of my brother." How is the woman related to Abhijit?

Solution!
Daughter of Abhijit's brother = niece of Abhijit.! !Thus the granddaughter of the woman is Abhijit's niece.! !Hence, the woman is the mother of Abhijit..

#### Question No 29

Deepak said to Nitin, "That boy playing with the football is the younger of the two brothers of the daughter of my father's wife." How is the boy playing football related to Deepak?

Solution!
Father's wife = mother.! !Hence, the daughter of the mother means sister and sister's younger brother means brother.! !Therefore, the boy is the brother of Deepak..

#### Question No 30

A and B are children of D. Who is the father of A? To answer this question which of the statements (1) and (2) is necessary? (1) C is the brother of A and the son of E. (2) F is the mother B.

Solution!
A and B are children of D.! !From (1), C is the brother B and son of E.! !Since, the sex of D and E are not known. Hence (1) is not sufficient to answer the question.! !From (2). F is the mother of B. Hence, F is also the mother of A. Hence D is the father of A.! !Thus, (2) is sufficient to answer the question..

#### Question No 31

Pointing towards a man, a woman said, "His mother is the only daughter of my mother." How is the woman related to the man?

Solution!
Only daughter of my mother = myself.! !Hence, the woman is the mother of the man..

#### Question No 32

'A' is without sons and brothers, but the father of B is A's father's son. What is 'B' to 'A'?

Solution!
A's father's son means A himself because A has no brother.! !So A is father of B.!As A has no son, B must be her daughter..

#### Question No 33

A and B are sisters. C and D are brothers. A is the mother of D, what is the relation of B to C.

Solution!
As A is mother of D so A is also mother of C because C and D are brothers.! !B is sister of A which means B is Aunt of both C and D..

Solution!

Solution!
Q $R = Q is the father of R! !R / T = R is the brother of T! !Hence, Q is the father of T! !T * M = T is the daughter of M! !Hence, M is the mother of T! !Hence, M is the wife of Q.. #### Question No 62 A man was accompanying a girl, on being asked who the girl was the man said, "Her father was the only son of my father". What was the girl to man? #### Select the correct answer Solution! If I am a boy and I am only son of my father it means I am talking about myself.! !Same is the case here man is father of the girl.. #### Question No 63 A's son B is married with C whose sister D is married to E the brother of B. How D is related to A? #### Select the correct answer Solution! Since E is the brother of B! !Therefore, A is the father of E! !but D is the wife of E.! !Hence, D is the daughter-in-law of A.. #### Question No 64 Pointing to a lady a person said, "The son of her only brother is the brother of my wife." How is the lady related to the person? #### Select the correct answer Solution! Brother of person's wife is brother-in-law of the person.! !Hence, the son of lady's brother is brother-in-law of the person.! !Therefore, the brother of the lady is the father-in-law of the person. Hence, the lady is the sister of the person's father-in-law.. #### Question No 65 If P$ Q means P is the father of Q; P # Q means P is the mother of Q and P * Q means P is the sister of Q, then N # L $P * Q shows which of the relation of Q to N? #### Select the correct answer Solution! As the sex of Q is not known, hence, data is inadequate.. #### Question No 66 A is the father of B but B is not A's son. What is relationship of B to A. #### Select the correct answer Solution! A is father of B but B is not A's son, then B must be daughter of A.. #### Question No 67 X & Y are the parents of Z but Z is not the son of X. What is Z to X. #### Select the correct answer Solution! X and Y are parents of Z. But Z is not the son of X its mean Z is the daughter of X.. #### Question No 68 If A$ B means B is the father of A; A # B means B is the mother of A; A * B means B is the sister of A and A / B means B is the husband of A, which of the following indicates that N is the grandmother of P?

Solution!
No answer description available for this question..

#### Question No 69

A is Son of B but B is not the father of A. Who is B?

Solution!
B is female and she is mother of A.

#### Question No 70

If P + Q means P is the brother of Q; P x Q means P is the wife of Q and P % Q means P is the daughter of Q then which of the following means D is the uncle of A?