Exercise: Blood Relation Test

Questions for: Blood Relation Test

P is the mother of K; K is the sister of D; D is the father of J. How is P related to J?
A:
Mother
B:
Grandmother
C:
Aunt
D:
Data inadequate
Answer: B

P is the mother of K

K is the sister of D

D is the father of J.

Therefore, J is the nephew or niece of K and P is the grandmother of J.

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Pointing to a person, Deepak said, "His only brother is the father of my daughter's father". How is the person related to Deepak?
A:
Father
B:
Grandfather
C:
Uncle
D:
Brother-in-law
Answer: C

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.

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Pointing to a photograph Anjali said, "He is the son of the only son of my grandfather." How is the man in the photograph related to Anjali?
A:
Brother
B:
Uncle
C:
Son
D:
Data is inadequate
Answer: A

The man in the photograph is son of Anjali's grandfather's son i.e., the son of Anjali's father. Hence, the boy is the brother of Anjali.

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  1. A3P means A is the mother of P
  2. A4P means A is the brother of P
  3. A9P means A is the husband of P
  4. A5P means A is the daughter of P
Which of the following means that K is the mother-in-law of M?
A:
M9N3K4J
B:
M9N5K3J
C:
K5J9M3N
D:
K3J9N4M
Answer: B

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.

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If A + B means B is the brother of A; A x B means B is the husband of A; A - B means A is the mother of B and A % B means A is the father of B, which of the following relations shows that Q is the grandmother of T?
A:
Q - P + R % T
B:
P x Q % R - T
C:
P x Q % R + T
D:
P + Q % R - T
Answer: A

Q - P → Q is the mother of P

P + R → R is the brother of P

Hence, → q is the mother of R

R % T → R is the father of T.

Hence, Q is the grandmother of T.

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