Types of Blood Relations - Tricks and Problems with Solutions
Practice Problems or Questions with Solutions
Q.1. 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?
(A) M % O x N + P
(B) M + O x N
(C) N + O % M
(D) M + O % N
(E) None of these
Ans . E
Because the sex of O is not known.
Q.2. 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?
(A) Uncle
(B) Brother
(C) Data is inadequate
(D) Cousin
Ans . B
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.
Q.3. If A + B means A is the father of B; A - B means A is the brother B; A % B means A is the wife of B and A x B means A is the mother of B, which of the following shows that M is the maternal grandmother of T?
(A) M x N - S % T
(B) M x N % S + T
(C) M x N x S % T
(D) M x S - N % T
Ans . B
M x N → M is the mother of N, N % S → N is the wife of S and S + T → is the father of T. Hence, M is the maternal grandmother of T.
Q.4. If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary?
1. The son of D is the grandson of C.
2. B is the sister of D.
(A) Only 2
(B) Only 1
(C) 1 and 2 both are required
(D) Either 1 or 2
Ans . C
Given: D is the brother of B. From statement 1, we can detect that D is son of C (son of D is the grandson of C).From statement 2, we can detect that B is 'Female' (sister of D).Therefore, B is daughter of C.
Q.5. 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?
(A) Brother
(B) Son
(C) Brother-in-law
(D) Cousin
Ans . A
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.
Q.6.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?
(A) Brother
(B) Nephew
(C) Maternal Uncle
(D) Father
Ans . C
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.
Q.7. 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?
(A) P x Q % R - T + S
(B) P x Q % R + S - T
(C) P x Q % R + S + T
(D) P x Q % R + T - S
Ans . A
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.
Q.8. Veena who is the sister-in-law of Ashok, is the daughter-in-law of Kalyani. Dheeraj is the father of Sudeep who is the only brother of Ashok. How Kalyani is related to Ashok?
(A) Aunt
(B) Mother-in-law
(C) Sister-in-law
(D) Wife
(E) None of these
Ans . E
Ashok is the only brother of Sudeep and Veena is the sister-in-law of Ashok. Hence Veena is the wife of Sudeep. Kalyani is the mother-in-law of Veena. Kalyani is the mother of Ashok.
Q.9.Pointing to a woman, Abhijit said, "Her granddaughter is the only daughter of my brother." How is the woman related to Abhijit?
(A) Grandmother
(B) Sister
(C) Mother
(D) Mother-in-law
Ans . C
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.
Q.10. Pointing to a woman, Abhijit said, "Her granddaughter is the only daughter of my brother." How is the woman related to Abhijit?
(A) Grandmother
(B) Sister
(C) Mother
(D) Mother-in-law
Ans . C
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.
Q.11. Amit said - "This girl is the wife of the grandson of my mother". How is Amit related to the girl?
(A) Grandfather
(B) Brother
(C) Father-in-law
(D) Husband
Ans . C
The girl is the wife of grandson of Amit's mother i.e., the girl is the wife of son of Amit. Hence, Amit is the father-in-law of the girl.
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