[2]
STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
PREVIOUS YEAR MARKS DISTRIBUTION TOPIC WISE
SSC-CHSL
CLASSIFICATION 4
SERIES 4
MISSING NUMBER 1
DIRECTION 1
DICTIONARY ORDER 1
MATRIX 1
MATHEMATICAL
OPERATION
1
VENN DIAGRAM 1
BLOOD RELATION 1
MIRROR OR WATER
IMAGE
1
PAPER CUTTING OR
PAPER FOLDING
1
CODING DECODING 1
CALENDAR 1
ANALOGY 4
LOGICAL ORDER 1
ALPHABETICAL
SERIES
1
[3]
STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
CLASSIFICATION 2-4
SERIES 2-3
MISSING NUMBER 1-3
DIRECTION 1
DICTIONARY ORDER 1
MATRIX 1
MATHEMATICAL
OPERATION
1
VENN DIAGRAM 1
ANALOGY 2-4
FIGURE COUNTING
OR EMBEDED
1
BLOOD RELATION 1-3
DICE 1
ORDER RANKING 1
SITTING 1
MIRROR OR WATER
IMAGE
1
PAPER CUTTING OR
PAPER FOLDING
1
CODING DECODING 2
CALENDAR 1
LOGICAL ORDER 1
ALPHABETICAL
SERIES
1
EXPECTED PAPER MARKS DISTRIBUTION TOPIC WISE
SSC-CHSL
[4]
STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
In this segment, candidates have to deal with the
questions based on Blood Relation. Questions based
on Blood-Relation can be of many types but in all the
types of questions, candidates have to relate all the
given relation one by one.
IN OTHER WORDS
Blood Relation problems mainly deal with the
hierarchical structure of a family i.e., grandparents,
parents and children etc. Different relationships
between the family members of different generations
are given. To solve such questions, the entire family
tree is to be constructed by plotting out the various
relationships.
A blood relation is a very important topic of any
Aptitude Test. Such questions may be asked directly
or may be given in the form of coded blood relations
or data sufficiency questions.
The relation on the mother side is called ‘maternal’
and that on the father side is called ‘paternal’ and if
the relation is from the Husband or wife side is called
‘in-law’.
Some more words are used in this Chapter likeSpouse means Husband or Wife.
Cousin means Brother or Sister.
Sibling means Real Brother and Sister.
RELATION WHICH ARE
REQUIRED
Mother’s or Father’s Father – Grand Father
Mother’s or Father’s Mother – Grand Mother
Mother’s or Father’s Brother – Uncle
Mother’s or Father’s Sister – Aunt
Son’s Wife – Daughter-in-law
Daughter’s Husband – Son-in-law
Husband’s or Wife’s Brother – Brother-in-law
Husband’s or Wife’s Sister – Sister-in-law
Sister’s/Brother’s Son – Nephew
Sister’s/Brother’s Daughter – Niece
Brother’s Wife – Sister-in-law
Sister’s Husband – Brother-in-law
Father’s second wife – Step mother
Son/Daughter of father’s second wife – Step Brother/
Sister
GENERATION CHART
GEN. IPaternal Grandfather/ Paternal Grandmother/ Maternal
Grandfather/ Maternal Grandmother
GEN. IIFather/ Mother/ Paternal Uncle/ Maternal Uncle/
Paternal Aunt/ Maternal Aunt
GEN. IIISelf (husband or wife)/ Brother/ Sister/ Cousins/
Brother-in-law/ Sister-in-law
GEN. IVSon/ Daughter/ Niece/ Nephew/ Daughter-in-law/
Son-in-law
Important Point
(1) Always solve any type of questions of blood relation
as per the chart is given above. It will help you to
identify the correct answer.
BLOOD RELATION
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STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
(2) For our convenience, we use the sign (+) for men and
sign (-) for women.
Generally, the question deals with a hierarchical
structure which is based on seven generation three
above and three below, like thisGeneration
Three generations above???
Male Female
Paternal great grandfather Paternal great
grandmother
Maternal great grandfather Maternal great
grandmother
Great grandfather-in-law Great grandmother-
in-law
Two generations above ??
Male Female
Grandfather Grandmother
Maternal grandfather Maternal grandmother
Grandfather-in-law Grandmother-in-law
One generations above ?
Male Female
Father Mother
Uncle Aunt
Maternal uncle Maternal aunt
Father-in-law Mother-in-law
Current generation (Self)
Male Female
Husband Wife
Brother Sister
Cousin Cousin
Brother-in-law Sister-in-law
One generation below?
Male Female
Son Daughter
Nephew Niece
Son-in-law Daughter-in-law
Two generations below ??
Male Female
Grandson Grand daughter
Grandson-in-law Grand daughter-in-law
Three generations below ???
Male Female
Great grandson Great grand daughter
Great grandson-in-law Great grand daughter-in-law
TYPE OF QUESTIONS
1. SIMPLE BLOOD RELATION
2. INDICATING FORM
3. CODING FORM
SIMPLE BLOOD RELATION
EX.1. Read the following information carefully and
answer the questions.
All the six members of a family A, B, C, D, E and F
are travelling together. B is the son of C but C is not
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STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
the mother of B. A and C are a married couple. E is the
brother of C. D is the daughter of A. F is the sister of
B.
Q.1. How many children does C have?
(A) Two (B) One
(C) Three (D) Can’t be determine
Q.2. Which of the following represents a married couple?
(A) C & A (B) C & E
(C) F & C (D) A & B
Q.3. How is E related to F?
(A) Niece (B) Nephew
(C) Uncle (D) Aunt
Q.4. How many brothers does F have?
(A) None (B) One
(C) Two (D) Three
Q.5. Who is the son of A?
(A) B (B) D
(C) F (D) E
SOLUTION
Q.1. (C) Q.2. (A) Q.3. (C)
Q.4. (B) Q.5. (A)
INDICATING FORM
In this type of questions, a man/woman defines a
relationship to any other person to whom that man/
woman indicate with the help of chain of relations.
Q.1. Pointing to a woman, Nirmal said, “She is the only
daughter of my wife’s grandfather’s only child.” How
is the woman related to Nirmal?
(A) Father (B) Daughter
(C) Wife (D) Husband
SOLUTION
Hence option (C) is correct.
Q.2. Pointing to a boy, Madhu says, “He is the only son of
my father-in-law’s only son”. How that lady is related
to that boy?
(A) Husband (B) Mother (C) Wife (D) Son
SOLUTION
The only son of Madhu’s father-in-law is Madhu’s
husband and
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STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
a boy is a son of her husband. Therefore Madhu is the
mother of that boy. Hence option (B) is correct.
CODING FORM
In these types of questions, relations are given in the
coded form. Here some signs are used to define the
relationship and questions are given in coded form
also.
QUESTIONS ARE BASED ON THE
FOLLOWING INFORMATION:
(a) A × B means ‘A is the mother of B’.
(b)A – B means ‘A is the father of B’.
(c)A ÷ B means ‘A is the brother of B’.
(d)A + B means ‘A is the sister of B’.
Q.1. In the expression M–D+K how is D related to M?
(A) Mother (B) Sister
(C) Daughter (D) Son
SOLUTION:
M is the father of D who is the sister of K. Therefore
D is the daughter of M.
Hence option (C) is correct.
Q.2. Which of the following means K is maternal
grandfather of I?
(A) K–D×I (B) K÷D×I
(C) K–D–I (D) K×D×I
SOLUTION
K is father D who is the mother of I. Therefore, K is
maternal grandfather of I. Hence option (A) is correct.
QUESTION IS BASED ON THE FOLLOWING
INFORMATION:
(a) A+B means ‘B is the daughter of A.’
(b) A×B means ‘B is the son of A’.
(c) A–B means ‘B is the wife of A’.
Q.3. If expression ‘Z×T–S×U+P’ is true then how is U
related to Z?
(A) Mother (B) Grandmother
(C) Father (D) None of these
SOLUTION
T is the son of Z (mother or father). S is the wife of T
it means
S is the daughter-in-law of Z. U is the son of S and T
it means
U is the grandson of Z. Hence option (D) is
correct.
[8]
STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
PRACTICE
Q.1. What is the relation of daughter of son of father
of sister of my father?
(A) Aunt (B) Sister
(C) Daughter (D) Nephew
Q.2. Two characters of a film are related to each other.
One of them is father of other’s son. How both of
them are related?
(A) Grandfather and Grandson
(B) Grandfather and son
(C) Husband and wife
(D) Father and son
Q.3. Pointing to a picture Vikas said she is daughter of
only son of my grandfather. How is Vikas related
to that girl?
(A) Father (B) Brother
(C) Sister (D) Mother
Q.4. Introducing a man suresh said he is son of that
lady who is mother of my mother’s husband. How
is Suresh related to that man?
(A) Uncle (B) Son
(C) Cousin brother (D) Grandson
Q.5. X and Y are brother and R is father of Y. S is
brother of T and maternal uncle of X. How is T
related to R?
(A) Mother (B) Wife
(C) Sister (D) Brother
Q.6. Pointing to Sudha Rajan said, her mother’s only
daughter is my mother. How is Rajan related to
Sudha ?
(A) Brother (B) Nephew
(C) Uncle (D) Son
Q.7. Pointing to Mala, Kala said, “She is my brother’s
only sister’s daughter”. How is Mala related to
Kala?
(A) Mother (B) Daughter
(C) Aunt (D) Niece
Q.8. Sita is niece of Ashok. Mother of Ashok is
Laxmi. Kalyani is mother of Laxmi. Husband
of Kalyani is Gopal. Parvati is mother-in-law of
Gopal. How is Sita ralated to Gopal?
(A) Daughter of granddaughter
(B) Gopal is father of Sita
(C) Sita is Granddaughter of Gopal
(D) Grand daughter
Q.9. Sanjay indicates Ramendra’s photograph and
says, “He is my mother’s father’s son in law’s only
son-in-law’s father’s brother”.How is Ramendra
related to Sanjay?
[9]
STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
(A) Grand father (B) Father
(C) Brother (D) Son
Q.10. Kusum is the wife of Ravi, Govind and Prabhu
are brothers.Govind is the brother of Ravi.Prabhu
is related to Kusum.
(A) Cusin (B) Brother
(C) Brother in Law (D) Uncle
Q.11. L is the father of N and P.P is son of L but N is
not son of L.How is N related to L?
(A) Daughter (B) Son -in- law
(C) Mother (D) Niece
Q.12. P is the brother of N,O is the daughter of N,R
is the sister of P and Q is the brother of O. Who is
the uncle of Q?
(A) P (B) O
(C) N (D) None of these
Q.13. C is wife of B, E is son of C, A is brother of B
and father of D. How is E related to D?
(A) Mother (B) Sister
(C) Brother (D) Cousin brother
Q.14. A is father of C and D is son of B. E is brother of
A. C is sister of D then how is B related to E?
(A) Sister-in-law (B) Sister
(C) Brother (D) Brother-in-law
Q.15. A is the sister of B, B is the brother of C, C is the
son of D. How is A related to D?
(A) Mother (B) Daughter
(C) Son (D) Uncle
Q.16-18. Read the following information carefully and
answer the questions given below.
W is the son of K who is the father of Q. L has
two married sisters P and G. P has three sons H, I
and E and G has two daughters O and U. L is the
daughter of W. In the generation of W there is no
female.
Q.16. How many females are there in a family?
(A) Four (B) Five
(C) Six (D) Two
Q.17. How is G related to W?
(A) Sister (B) Daughter
(C) Wife (D) Mother
Q.18. How is Q related to G?
(A) Uncle (B) Son
(C) Brother (D) Father
Q.19. In a joint family father, mother three married son
and one unmarried daughter are there. Among
sons, two of them have two daughter and one son
each. How many female members are there in the
family?
(A) 2 (B) 3
(C) 6 (D) 9
Q.20. In the family of Girdharilal, there are his wife,
three son and two daughters. One of the daughters
are unmarried and other had one son. The two
sons have two children each and third have three
children. One old aunt and one son-in-law living
with them. How many members are there in the
family?
(A) 20 (B) 19
(C) 18 (D) 17
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STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
ANSWER
Q.1.(B) Father of Fathers Sister i.e. Grandfather therefore
the daughter of grandfather son would be my
sister.
Q.2.(C) Since the artist in the film is son of another artist
therefore it comes to that both artist are husband
and wife.
Q.3.(C) The photo is of the only son of grandfather of
Vikas i.e. the daughter of Vikas father. It is clear
that the girl in the photo is Vikas sister and Vikas
is her brother.
Q.4.(A) Since the person is the son of husband of Suresh’s
mother i.e. the mother of Suresh’s father i.e. the
grandmother of Suresh. It is clear that the person
is brother of Suresh’s father and therefore is uncle
of Suresh.
Q.5.(B)
brother
father
wife
brother
maternal
uncle
since X and Y both are brother therefore R is father
of X and Y both. Since S is maternal of X and
brother of T. Therefore T is mother of X. Since
T is mother of X therefore she will be wife of his
father R.
Q.6.(D)
S
R
Son
Q.7.(B) Only sister of Kala’s brother means Kala herself.
Q.8.(C)
Ashok
Niece
Mother-in-law
Kalyani Gopal
Laxmi
Parvati
Sita
Since Sita is nephew of Laxmi’s son Ashok
therefore Sita is grand-daughter of Laxmi. Now,
Laxmi’s daughter of Gopal therefore Sita is grand
grand-daughter of Gopal.
Q.9.(A)
Father
Mother
Mother
Sanjay
Father’s Brother
Son in law
Grand father
Son in law
Father
Ramendra
Q.10.(C) Kusum – Ravi – Govind – Prabhu
Q.11.(A)
L
N
P
+
Father
Son
Daughter
+
–
Q.12.(A)
P N
R
Q O
Brother
Daughter Brother
Sister
Q.13.(D)
wife
son
Since A and B are brothers. E is son of B who is
wife of B. Therefore he is also son of B. Therefore
A is uncle of E and D is child of A. Therefore E is
cousin brother of D.
Q.14.(A)
sister
son
sister-in
-law
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STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
D and C are brother and sister because D is son of
B and C is sister of B. Now A is father of C and B is
mother of D and C. Therefore A and B are husband
and wife. Since A is brother of E therefore B is E’s
brother’s wife.
Q.15.(C)
A B C
D
Son
Sister Brother
(-) (+) (+)
Q.16-18.
Q.16. (B) Q.17. (B) Q.18. (A)
Q-19.(D) Total number of females members = mother+3
daughter-in-laws+1 unmarried daughter+4 grand
daughters (two of each son) = 1 + 3 + 1 + 4 = 9
Q.20.(A)
son+wife
children
son+wife son+wife
children children
son
The total members in the family of Girdhari Lal.
= 2+1+2+2+2+2+1+2+2+1+2+3+1 = 20
[12]
STUDY NOTES FOR SSC CGL, CPO AND STATES EXAMS
