1. Pointing to a lady on the stage, Devika said, “She is the sister of the son of the wife of my
husband”. How is the lady related to Devika?
a) Sister-in-law
b) Sister
c) Daughter
d) Cousin
Explanation: From Devika’s perspective, wife of my husband means me. Then, my son’s sister means my daughter. Hence, option (c) is correct.
2. Arvind said, “This girl is the sister of the grandson of my mother”. How is this girl related to
Arvind?
a) Daughter
b) Niece
c) Sister
d) Can’t be determined
Explanation: Grandson of my mother means my son. My son’s sister means my daughter. Hence, option (a) is correct.
3. Pointing to a lady, a man said, “Her husband is the only son of my mother”. How is the lady
related to man?
a) Wife
b) Daughter
c) Father-in-law
d) None of these
Explanation: Only son of my mother, means me. Hence, the situation transforms into I am her husband. Hence, the lady is the man’s wife. So the correct option is (a).
4. Arun told Meesum, “Yesterday I met the son of my wife’s father-in-law”. How is Arun
related to that man?
a) Brother
b) Father
c) Son-in-law
d) Niece
Explanation: The son of my wife’s father-in-law would be either me or my brother. Since Arun says that he met this person it must be the brother. Hence, option (a) is the answer
5. Pointing to a man, Manisha said, “He is the youngest son of my father-in-law’s only son”.
How is Manisha related to this youngest son’s father?
a) Daughter
b) Sister
c) Wife
d) Can’t be determined
Explanation: Looking at it from Manisha’s perspective, “my father-in-law’s only son” would be my husband. Thus the youngest son of this person would also be Manisha’s son. Hence, this person’s father would be Manisha’s husband and Manisha would be the wife. Option (c) is the answer.
6. A family consists of a husband and wife, their three sons and two daughters, three wives of
three sons. How many females are in this family?
a) 5
b) 6
c) 7
d) none of these
Explanation: Wife + two daughters + 3 wives of the three sons = 6. Hence, option (b) is the answer.
7. A man has two wives A and B. A is Sunny’s step-mother. How is Sunny related to B?
a) Step-daughter
b) Sister-in-law
c) Son
d) Can’t be determined
Explanation: Sunny must be B’s son. Hence, option (c) is the correct answer.
Data for Questions 8 & 10 :
If a + b means a is sister of b,
a – b means a is brother of b,
a ¥ b means a is daughter of b,
a ∏ b means a is mother of b
8.Which of the following relationship shows that l and n are wife and husband?
a) \[l ∏ m¥n\]
b) \[l-m¥n\]
c) \[l+m¥n\]
d) None of these
Explanation: Go through the options, l ∏ m means l is the mother of m. m ¥ n means m is the daughter of n. Thus, m must be the daughter of l and n. Hence, (a) is the correct option
9. How many females does this relationship shows?
l + m – n + o – p ¥ q
a) 2
b) 3
c) 4
d) Can’t be determined
Explanation: l + m – n + o – p ¥ q can be read as l is the sister of m, m is the brother of n, n is the sister of o, o is the brother of p and p is the daughter of q. Thus, l, n and p are females, m and o are males and we do not know about q’s sex. Hence, we cannot be sure about the number of females in this relationship string. Hence, option (d) is correct
10. The relationship p + q – r ¥ s Π t shows that
a) p, q, r, s are children of t
b) p, q, r, t are children of s
c) p, q, r are children of t and s
d) p, q, r, s, t are all siblings.
Explanation: p + q – r ¥ s ∏ t reads as: p is the sister of q, q is the brother of r, r is the daughter of s and s is the mother of t. Thus, option (b) is correct.