Blood Relations Introduction
The questions which are asked in this section depend upon Relation. You should have a sound knowledge of the blood relation in order to solve the questions.
To remember easily the relations may be divided into two sides as given below:
1: Relations of Paternal side:
Father’s father → Grandfather
Father’s mother → Grandmother
Father’s brother → Uncle
Father’s sister → Aunt
Children of uncle → Cousin
Wife of uncle → Aunt
Children of aunt → Cousin
Husband of aunt → Uncle
2: Relations of Maternal side:
Mother’s father → Maternal grandfather
Mother’s mother → Maternal grandmother
Mother’s brother Maternal uncle
Mother’s sister → Aunt
Children of maternal uncle → Cousin
Wife of maternal uncle → Maternal aunt
Relations from one generation to next:
Different types of questions with explanation:
If A + B means A is the mother of B; A x B means A is the father of B; A $ B means A is the brother of B and A @ B means A is the sister of B then which of the following means P is the son of Q?
(A) Q + R @ P @ N (B) Q + R * P @ N
(C) Q x R $ P @ N (D) Q x R $ P $ N
Q x R = Q is the mother of R [-Q, ±R]
R $ P = R is the brother of P [+ R, ±P]
P $ N = P is the brother of N [+ P, ±N]
Therefore P is the son of Q.
A has 3 children. B is the brother of C and C is the sister of D, E who is the wife of A is the mother of D. There is only one daughter of the husband of E. what is the relation between D and B?
Solution: With the chart
Therefore, D is a boy because there is only one daughter of E.
Hence, B is the brother of D.
Pointing to a photograph, Rekha says to Lalli, “The girl in the photo is the second daughter of the wife of only son of the grandmother of my younger sister.” How this girl of photograph is related to Rekha?
Grandmother of younger sister of Rekha → Grandmother of Rekha
Wife of only son of grandmother → Mother of Rekha
Younger daughter of the mother → Younger sister.
Note: While solving the question (+) can be used for male and (-) can be used for female.