## Aptitude chapter-3

competitive bank exams blood relations in this chapter we will discuss BLOOD RELATIONS in detail We will also see how to solve through equations and through shortcut methods

### BLOOD RELATIONS:

Blood relations is important in every competitive exams.

In blood relations gender (male / female) is important.

In blood relations, there are 17 relations

1.Mother or father_father_father=great grandfather

2.Mother or father _mother_mother=great grandmother

3.Mother or father _father=grand father

4.Mother or father _mother=grand mother

5.Mother or father _brother=uncle

6.Mother or father _sister =Aunt

7.Uncle or aunt_children=cousins

8.Brother _wife =sister_in_law

9.Sister _husband=brother_in_law

10.Brother or sister_son =nephew

11.Brother or sister_daughter =niece

12.Wife or husband_father =father_in_law

13.Wife or husband _mother =mother in law

14.wife or husband_sister = sister in law

15.Wife or husband_brother=brother in law

16.son_wife=daughter in law

17.daughter_husband=son in law

Co-Sisters              =  Brother-wife & His-wife

Co-Brothers         =   Sister-husband & Her-husband

Children’s of same parents are called Siblings.

Example :

Pointing to a person a man said to a woman “his mother is a wife of your father”. So how the woman related to that person?

a)daughter  b) sister  c) wife  d) mother

Solution :

His mother is / wife of your father (mother)

So his mother and women mother is same

So the women are sister to that person

Example :

There are 6 members in a family, say A, B, C, D, E&F.

A is the son of B but B is not the mother of A.F&B are married couples. D is sister of B.C is daughter of F.E is brother of A.

1. How many male and females are there in the family?

a) 3, 4 b) 4, 3 c) 3, 3  d) 2, 4

2. How many son’s and daughters does F have?

a) 3, 4 b) 2, 2 c) 3, 3  d) 2, 1

3. Whose wife is D?

a) A b) B c) C  d) can’t be determined

4. Which of the following is a pair of females and males respectively?

a) ABC, DEF b) CDF, ABE c) ADE, BCF  d) none