A woman says, 'This man's mother is my mother's daughter.' Who is the man to the woman?
Answer: B
Woman's mother's daughter = Woman herself. So the man's mother is the woman. Therefore, the man is the woman's son.
Q.2Easy
If A is the mother of B, B is the sister of C, C is the father of D, then how is A related to D?
Answer: A
A is mother of B, B is sister of C, so C is also child of A. C is father of D, so D is grandchild of A. A is grandmother of D.
Q.3Easy
Pointing to a photograph, a man says, 'She is the only daughter of my grandfather's only son.' Who is the girl in the photograph?
Answer: A
Grandfather's only son = man's father. The only daughter of man's father = man's sister.
Q.4Easy
A is the son of B. B is the daughter of C. C is the wife of D. How is D related to A?
Answer: B
D is wife of C means C is married to D. B is daughter of C, so B is daughter of D. A is son of B, so A is grandchild of D. D is grandfather of A.
Q.5Medium
If X says 'Y's mother is the only daughter of my mother,' what is the relationship between X and Y?
Answer: B
X's mother's only daughter = X (if X is female) or X's sister. But Y's mother = X's mother's only daughter means Y's mother is X. Therefore, X is Y's father.
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Q.6Medium
A man has a brother. The brother has a son. That son marries a woman. They have a daughter. How is that daughter related to the man?
If P is the mother of Q, R is the father of S, Q and R are married, then what is the relationship between P and S?
Answer: A
P is mother of Q. Q and R are married. R is father of S. S is child of Q. P is mother of Q, so P is mother-in-law of R and mother-in-law/grandmother of S's perspective means mother-in-law of Q's spouse R.
Q.8Medium
Looking at a portrait, Ravi says, 'The father of this person is the only son of my grandfather.' What is the relationship between Ravi and the person in the portrait?
Answer: C
Ravi's grandfather's only son = Ravi's father. That person's father = Ravi's father. So that person is Ravi's brother.
Q.9Medium
A woman introduces a man as the son of the brother of her mother. What is the relationship between the woman and the man?
Answer: A
Woman's mother's brother = Woman's uncle. That uncle's son = Woman's cousin. The man is the woman's cousin.
Q.10Medium
If A + B means A is the father of B, A - B means A is the mother of B, and A × B means A is the brother of B, then in the expression M + N - O × P, how is M related to O?
Answer: A
M + N = M is father of N. N - O = N is mother of O. O × P = O is brother of P. So M is father of N, N is mother of O, therefore M is grandfather of O.
Q.11Easy
Ravi has two sons, Ajay and Vijay. Ajay marries Priya. Priya and Ajay have two children: Anita and Arjun. What is the relationship between Ravi and Anita?
Answer: A
Ravi is father of Ajay. Ajay is father of Anita. Therefore, Ravi is grandfather of Anita.
Q.12Medium
A man says to a woman, 'Your mother's husband's mother is my mother.' What is the relationship between the man and woman?
Answer: A
Woman's mother's husband = Woman's father. Woman's father's mother = Woman's paternal grandmother = Man's mother. So the man is woman's uncle.
Q.13Medium
In a family, there are two couples. One couple has three sons, and each son has two daughters. The other couple has two sons, and each son has one daughter. How many female members are there in total?
Answer: B
First couple: 3 sons × 2 daughters = 6 daughters. Second couple: 2 sons × 1 daughter = 2 daughters. Total = 6 + 2 = 8 female members.
Q.14Hard
A, B, C, D, and E are five members of a family. A is the father of B and grandfather of D. C is the mother of D and wife of B. E is the brother of C. How is E related to A?
Answer: B
A is father of B. B is husband of C. A is husband of C's mother (implied). E is brother of C. E is sibling of B's wife, making E brother-in-law of B and brother-in-law of A.
Q.15Hard
In a code language, 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 brother of Q. If R ÷ S × T - U, how is R related to U?
Answer: B
R ÷ S = R is father of S. S × T = S is mother of T. T - U = T is brother of U. So R is father of S, S is mother of T, T is uncle of U. R is grandfather of U.
Q.16Medium
A person has two wives. From the first wife, he has three sons and two daughters. From the second wife, he has one son and three daughters. His eldest son from the first wife has two sons. What is the total number of grandchildren?
Answer: A
Only mentioned grandchildren are the two sons of the eldest son from the first wife. Total grandchildren mentioned = 2. Other children may or may not have children.
Q.17Hard
Pointing to a man in a photograph, a woman says, 'His brother's father is my father's son.' What is the relationship between the woman and the man?
Answer: A
Woman's father's son = Woman's brother (or the woman if she's referring to herself as son, unlikely). Man's brother's father = Man's father. So man's father = woman's father. They are siblings or married. Given context, likely husband-wife (or siblings, but most reasonable is husband).
Q.18Hard
If A is the aunt of B, B is the cousin of C, and C is the brother of D, then what can be said about the relationship between A and D?
Answer: D
A is aunt of B. B is cousin of C. C is brother of D. From this, we cannot determine if A and D are related by blood or how. The relationship depends on which side the cousin is from.
Q.19Medium
In a family gathering, a man points to another and says, 'He is the only son of my wife's mother.' What is the relationship?
Answer: B
Man's wife's mother's only son = Man's wife's uncle or Man's wife's brother (most likely). If only son, then wife's brother. The man is pointing to his brother-in-law.
Q.20Easy
A woman says, 'This boy's mother is my mother's only daughter.' How is the boy related to the woman?
Answer: A
The woman's mother's only daughter is the woman herself. So the boy's mother is the woman. Therefore, the boy is the woman's son.
