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Coded Blood Relations Questions

Practice 67 Coded Blood Relations questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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Practice by Exam:General Intelligence & Reasoning(28)General Intelligence and Reasoning(24)Reasoning(8)General Intelligence(6)Quantitative Aptitude & Reasoning(1)

About Coded Blood Relations — practice questions, PYQs & concepts

Coded Blood Relations is a frequently-tested topic on General Intelligence & Reasoning, General Intelligence and Reasoning, Reasoning. ExamTest.live currently lists 67 Coded Blood Relations questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Coded Blood Relations weight in competitive exams

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All Coded Blood Relations Questions(1–67 of 67)

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Q1mediummcqGeneral IntelligenceSSC Selection Post 2021 Matriculation Level2026
25% accuracy
A + B means 'A is the father of B'
A % B means 'A is the husband of B'
A # B means 'A is the daughter of B'

If the expression is U+S%M#T, then how is S related to T?
Q2mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
64% accuracy
In a certain code language, means 'A is the mother of B' means 'A is the brother of B' means 'A is the wife of B' means 'A is the father of B'Based on the above, how is W related to P if ' '?
Q3mediummcqGeneral Intelligence & ReasoningSSC CGL2026
25% accuracy
If ‘U × V’ means ‘U is the daughter of V’, ‘U + V’ means ‘U is the husband of V’, and ‘U – V’ means ‘U is the sister of V’, then what does ‘W + X – Y × Z’ mean?
Q4mediummcqGeneral Intelligence and ReasoningCompetitive Exam2026
33% accuracy
means is the mother of .
means is the father of .
means is the brother of .
means is the daughter of .
means is the son of .

According to , how is related to ?
Q5mediummcqGeneral Intelligence and ReasoningSSC CGL2026
33% accuracy
In a certain code language,
‘A + B’ means ‘A is the mother of B’,

‘A − B’ means ‘A is the brother of B’,

‘A × B’ means ‘A is the wife of B’,

‘A ÷ B’ means ‘A is the father of B’.

Based on the above information, how is S related to U if ‘P + Q ÷ R × S − T ÷ U’?
Q6mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
0% accuracy
'A # B' means 'A is the husband of B'
'A @ B' means 'A is the wife of B'
'A & B' means 'A is the mother of B'
'A % B' means 'A is the father of B'

If 'J @ I % H # G & F', then how is I related to F?
Q7mediummcqGeneral Intelligence and ReasoningSSC CGL2026
33% accuracy
In a certain code language,
A + B means 'A is the mother of B'

A - B means 'A is the brother of B'

A x B means 'A is the wife of B'

A # B means 'A is the son of B'

Based on the above, how is W related to P if 'W x V # T - R + P'?
Q8mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
50% accuracy
'A & B' means 'A is the wife of B','A x B' means 'A is the sister of B','A \div \text{B} - \text{A} \div \text{R} + \text{S} \, \text{\&} \, \text{M}$', then how is B related to S?
Q9mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
100% accuracy
In a certain code language, means 'A is the mother of B', means 'A is the brother of B', means 'A is the wife of B', means 'A is the father of B'.Based on the above, how is R related to T if ' '?
Q10mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
50% accuracy
In a certain code language,'A + B' means 'A is the husband of B''A - B' means 'A is the sister of B''A x B' means 'A is the father of B''A B' means 'A is the mother of B'Based on the above, how is P related to Z if ' '?
Q11mediummcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
In a certain code language,'A B' means 'A is the mother of B','A B' means 'A is the brother of B','A B' means 'A is the wife of B' and'A B' means 'A is the father of B'.How is B related to E if 'A B C D E'?
Q12mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
100% accuracy
'A + B' means 'A is the brother of B',
'A × B' means 'A is the father of B',
'A * B' means 'A is the mother of B',
If O + M × J + T * D, then how is T related to M?
Q13mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
0% accuracy
In a certain code language,
‘A + B’ means ‘A is the mother of B’,

‘A – B’ means ‘A is the father of B’,

‘A × B’ means ‘A is the daughter of B’.

Based on the above, how is H related to L if ‘H + I – J × K + L’?
Q14mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
0% accuracy
In a certain code language,
‘A + B’ means ‘A is the wife of B’

‘A – B’ means ‘A is the sister of B’

‘A × B’ means ‘A is the mother of B’

‘A ÷ B’ means ‘A is the daughter of B’

Based on the above, how is O related to L if ‘O − M ÷ N + L’?
Q15mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
0% accuracy
In a certain code language,
‘M & N’ means ‘M is the mother of N’

‘M @ N’ means ‘M is the son of N’,

‘M # N’ means ‘M is the daughter of N’.

Based on the above, how is L related to O if ‘K & L & M # N @ O’?
Q16mediummcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
'P Q' means 'P is the brother of Q','P Q' means 'P is the wife of Q','P Q' means 'P is the father of Q','P Q' means 'P is the daughter of Q'.If 'D B E C A', then how is A related to E?
Q17mediummcqGeneral Intelligence & ReasoningCompetitive Exam Practice2026
100% accuracy
‘A # B’ means ‘A is the brother of B’‘A @ B’ means ‘A is the father of B’‘A & B’ means ‘A is the mother of B’‘A % B’ means ‘A is the wife of B’If ‘P & Q # R % S @ T # U’, then how is P related to U?
Q18easymcqGeneral IntelligenceSSC Selection Post 2021 Matriculation Level2026
100% accuracy
'A @ B' means 'A is the husband of B'.
'A & B' means 'A is the mother of B'.
'A # B' means 'A is the daughter of B'.

If the relationship expression is G@V&K@P#J, then how is G related to P?
Q19mediummcqReasoningSSC CGL2026
‘A # B’ means ‘A is the brother of B’.
‘A @ B’ means ‘A is the daughter of B’.
‘A & B’ means ‘A is the husband of B’.
‘A % B’ means ‘A is the wife of B’.

If S % D # F @ G & H @ J, then how is F related to H?
Q20mediummcqReasoningSSC CGL2026
A−B means ‘A is the wife of B’;
A+B means ‘A is the sister of B’ and
A∗B means ‘A is the father of B’.

If Q−T∗Y+M−K, then how is Q related to K?
Q21mediummcqGeneral Intelligence & ReasoningSSC CGL2026
In a certain code language,
'P∗Q' means 'P is the father of Q',
'P#Q' means 'P is the sister of Q',
'P+Q' means 'P is the brother of Q',
'P=Q' means 'P is the mother of Q',
'P−Q' means 'P is the son of Q'.

Based on the above, how is P related to R if 'P∗Q=R'?
Q22mediummcqReasoningSSC CGL2026
‘A # B’ means ‘A is the daughter B’
‘A @ B’ means ‘A is the only son of B’.
‘A & B’ means ‘A is the mother of B’.
‘A % B’ means ‘A is the father-in-law of B’.

If P # Q @ R % S & T @ Q, then how is P related to T?
Q23mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
‘Q + R’ means ‘Q is the father of R’‘Q – R’ means ‘Q is the wife of R’‘Q × R’ means ‘Q is the brother of R’‘Q ÷ R’ means ‘Q is the daughter of R’If the expression is ‘S ÷ Q + M × P − K’, then how is Q related to K?
Q24mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Read the following information carefully and answer the question given below:
'A + B' means 'A is the father of B'
'A - B' means 'A is the husband of B'
'A × B' means 'A is the daughter of B'
'A ÷ B' means 'A is the sister of B'

If P + M ÷ Q × N × T - U, then how is P related to N?
Q25mediummcqGeneral Intelligence and ReasoningSSC CGL2026
In a certain code language, means ‘ is the father of ’ means ‘ is the brother of ’A \ B A B’Based on the above, how is H related to C if C & K % T % H Y?
Q26mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
If 'A + B' means 'A is the father of B' and 'A % B' means 'A is the sister of B', then how is C related to K in the following expression?
K + Q % C + R
Q27hardmcqGeneral Intelligence & ReasoningSSC CGL2026
In a certain code language,
A+B means 'A is the mother of B',
A−B means 'A is the brother of B'
A×B means 'A is the wife of B',
A÷B means 'A is the father of B'.

Based on the above, how is O related to M if 'C−O÷L×U÷M÷N'?
Q28mediummcqGeneral Intelligence and ReasoningSSC CGL2026
In a certain code language,
A + B means 'A is the mother of B',

A - B means 'A is the brother of B',

A × B means 'A is the wife of B',

A ÷ B means 'A is the father of B'.

Based on the above, how is R related to Q if 'P × Q ÷ T + S - R × V'?
Q29mediummcqGeneral Intelligence & ReasoningSSC CGL2026
‘P @ Q’ means ‘P is the sister of Q’
‘P & Q’ means ‘P is the son of Q’
‘P # Q’ means ‘P is the mother of Q’

If ‘A # B @ C # D @ E & F’, then how is D related to F?
Q30mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
If 'P + Q' means 'P is father of Q', and 'P ÷ Q' means 'P is mother of Q', then what is the meaning of the expression 'A + B ÷ C'?
Q31mediummcqGeneral Intelligence & ReasoningPractice Test2026
Among the provided options, which expression indicates that F is the mother of K?
Given the following codes:

* means B is the father of D
* means B is the sister of D
* means B is the brother of D
* means B is the wife of D
Q32mediummcqGeneral Intelligence & ReasoningPractice Test2026
If means is the father of ; means is the sister of ; means is the mother of and means is the brother of , which of the following shows that is the paternal aunt of ?
Q33mediummcqReasoningPractice Test2026
means 'is the brother of'
means 'is the sister of'

means 'is the father of'

Which of the following means that is the son of ?
Q34mediummcqGeneral Intelligence & ReasoningCompetitive Exam2026
The following question pertains to the given information:
1. means is the mother of .
2. means is the sister of .
3. means is the father of .
4. means is the brother of .

[Note: The question text contains a typo in statement 4 where 'A B B' is written, which conventionally stands for division () in this standard problem set].

Which of the following indicates that "N is the maternal uncle of M" ?
Q35mediummcqGeneral Intelligence & ReasoningCompetitive Exam2026
If 'K x L' means K is father of L, 'K+L' means K is wife of L and 'K-L' means K is brother of L, then what is the relation of N with P in 'M+N÷OxP'?
Q36mediummcqQuantitative Aptitude & ReasoningPractice Test2026
3*4 means 3 is the mother of 4.
3 #4 means 3 is the father of 4.
3 @ 4 means 3 is the brother of 4.
3 & 4 means 3 is the daughter of 4.
3+4 means 3 is the son of 4.
According to L@M&N#O+P*Q#R, how is M related to R?
Q37mediummcqGeneral Intelligence and ReasoningMock Test2026
Consider the following relational codes:
1. means is the sister of
2. means is the son of
3. means is the husband of
4. means is the wife of

Which of the following expressions means that K is the mother-in-law of H?
Q38mediummcqGeneral IntelligenceCompetitive Exams2026
Consider the following statements:
1. X # Y indicates X is the mother of Y.
2. Y $ Z indicates Y is the brother of Z.
3. Z * A indicates Z is the daughter of A.

Based on the given relationships, who is the father of the family?
Q39mediummcqGeneral IntelligenceCompetitive Exams2026
If 'A B' means 'A is the father of B', 'A # B' means 'A is the mother of B', and 'A \times \text{W \# X} \times \text{V \U}?
Q40mediummcqReasoningCompetitive Exam Paper2026
If 'A @ B' means 'A is the grandson of B', 'A # B' means 'A is the wife of B' and 'A * B' means 'A is the father of B', then what does ' ' mean, if Z has only 1 child?
Q41mediummcqReasoningCompetitive Exam Paper2026
If 'P % Q' means 'P is the father of Q'; 'P ! Q' means 'P is the sister of Q' and 'P * Q' means 'P is the daughter of Q', which of the following shows that 'I is the sister of K's husband'?
Q42hardmcqGeneral Intelligence & ReasoningSSC CGL2026
In a certain code language,
'A B' means 'A is the mother of B', 'A # B' means 'A is the father of B', 'A ! B' means 'A is the sister of B', 'A @ B' means 'A is the brother of B', 'A * B' means 'A is the wife of B', 'A > B' means 'A is the husband of B', 'A % B' means 'A is the father-in-law of B', 'A ^ B' means 'A is the mother-in-law of B'. Based on the above, how is U related to A if: a) 'P > Q R > S ! T',
b) 'U # T',
c) 'R # A'?
Q43hardmcqGeneral Intelligence and ReasoningAdda2472026
If means is the sister of .
means is the brother of .
means is the daughter of .
Which of the following shows the relation that is the maternal uncle of , where 's gender is male?
Q44mediummcqGeneral Intelligence and ReasoningCompetitive Exam2026
If means is the sister of ; means is the brother of and means is the mother of , which of the following means that is the daughter of ?
Q45mediummcqGeneral IntelligenceSSC Selection Post 2021 Matriculation Level2026
'A+B' means 'A is the brother of B', 'A-B' means 'A is the daughter of B', 'A×B' means 'A is the husband of B' and 'A÷B' means 'A is the son of B'. If the expression is 'J+R÷T×K-Z', then what is the relationship of K to J?
Q46mediummcqGeneral IntelligenceSSC Selection Post 2021 Matriculation Level2026
A % B means 'A is the son of B'.A N + T \, then how is N related to Y?
Q47mediummcqGeneral Intelligence & ReasoningSSC CGL2026
In a certain code language,
'A + B' means 'A is the mother of B',

'A - B' means 'A is the brother of B',

'A × B' means 'A is the wife of B',

'A ÷ B' means 'A is the father of B'.

Based on the above information, how is Q related to S if ‘P + Q ÷ R × S − T'?
Q48mediummcqGeneral Intelligence & ReasoningSSC CGL2026
If ‘A×B’ means ‘A is the father of B’, ‘A+B’ means ‘A is the wife of B’, ‘A÷B’ means ‘A is the daughter of B’, and ‘A−B’ means ‘A is the son of B’, then how is M related to P in the expression ‘K÷M×C−P÷Q’?
Q49mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Consider the following code relationships:
‘Y & Z’ means ‘Y is the father of Z’.

‘Y # Z’ means ‘Y is the brother of Z’.

‘Y @ Z’ means ‘Y is the wife of Z’.

‘Y % Z’ means ‘Y is the sister of Z’.

How is Y related to T in the expression ‘S @ T  X % Y & Z’ (where indicates 'T is the son of X')?
Q50mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
In a certain code language,
means ' is the Brother's Wife of '
means ' is the Sister of '
means ' is the Wife of '
means ' is the Daughter of '

Based on the above, how is related to if ' '?
Q51mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
In a certain code language,
'M + N' means 'M is the daughter of N',
'M - N' means 'M is the father of N',
'M * N' means 'M is the wife of N',
'M $ N' means 'M is the son of N'.
Based on the above, how is A related to C if 'A + B * C'?
Q52mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
In a certain code language,
'A + B' means 'A is the daughter of B',
'A - B' means 'A is the husband of B',
'A × B' means 'A is the mother of B' and
'A ÷ B' means 'A is the father of B'.
How is B related to D, if A×B+C÷D?
Q53mediummcqGeneral Intelligence and ReasoningSSC CGL2026
In a certain code language,
'A + B' means 'A is the mother of B'
'A - B' means 'A is the brother of B'
'A × B' means 'A is the wife of B'
'A # B' means 'A is the father of B'

Based on the above, how is W related to P if 'W × V # T - R + S × P'?
Q54mediummcqGeneral Intelligence and ReasoningSSC CGL2026
In a certain code language,
'A + B' means 'A is the mother of B',
'A - B' means 'A is the brother of B',
'A × B' means 'A is the wife of B',
'A ÷ B' means 'A is the father of B'.

Based on the above information, how is R related to P if 'P + Q ÷ R × S - T ÷ U'?
Q55mediummcqGeneral Intelligence & ReasoningSSC CGL2026
In a certain code language,
A+B means 'A is the mother of B'
A−B means 'A is the brother of B'
A×B means 'A is the wife of B'
A#B means 'A is the father of B'

Based on the above, how is W related to P if 'W−V+T#R×S−P'?
Q56mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
In a certain code language:
* ‘A + B’ means ‘A is the father of B’;
* ‘A − B’ means ‘B is the sister of A’;
* ‘A × B’ means ‘A is the wife of B’ and
* ‘A ÷ B’ means ‘A is the mother of B’.

Based on the above information, how is T related to V if the expression is ‘R × S − T ÷ P + V’?
Q57mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
In a certain code language,
* ' ' means 'A is the father of B',
* ' ' means 'A is the husband of B',
* ' ' means 'A is the mother of B',
* ' ' means 'A is the brother of B'.

How is P related to T if the expression is ' '?
Q58mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
'P @ Q' means 'P is the mother of Q'
'P & Q' means 'P is the wife of Q'
'P # Q' means 'P is the husband of Q'

If 'A # B @ C @ D & E', then how is D related to A?
Q59mediummcqReasoningPrepp2026
In a certain code language,
* 'A x B' means ‘A is the son of B’,
* 'A – B' means ‘A is the brother of B’,
* 'A + B' means ‘A is the wife of B’,
* 'A % B' means ‘A is the father of B’.

How is M related to T if the code expression is ‘M x N + P % S – T’?
Q60mediummcqReasoningSSC CGL2026
In a certain code language,
* means ‘A is the mother of B’
* means ‘A is the brother of B’
* means ‘A is the wife of B’
* means ‘A is the father of B’

Based on the above, how is A related to E if ?
Q61mediummcqGeneral Intelligence and ReasoningSSC CGL2026
In a certain code language,
'A + B' means 'A is the daughter of B',

'A - B' means 'A is the brother of B',

'A × B' means 'A is the mother of B'.

Based on the above, how is K related to O if 'K-L × M-N + O'?
Q62mediummcqGeneral Intelligence and ReasoningSSC CGL2026
In a certain code language,
'A + B' means 'A is the son of B';

'A - B' means 'A is the daughter of B';

'A × B' means 'A is the husband of B' and

'A ÷ B' means 'A is the sister of B'.

Based on the above, how is P related to S if 'P - Q × R ÷ S + T'?
Q63mediummcqGeneral Intelligence & ReasoningD.ZU-242026
If means is the sister of ; means is the brother of and means is the mother of , which of the following means is the daughter of ?
Q64mediummcqGeneral Intelligence and ReasoningSSC CGL2026
'A @ B' means 'A is the husband of B'.
'A & B' means 'A is the mother of B'.
'A # B' means 'A is the daughter of B'.

If P & T @ R # S @ W, then how is W related to T?
Q65mediummcqGeneral Intelligence & ReasoningMock Test2026
'A + B' means 'A is the mother of B','A ÷ B' means 'A is the husband of B','A & B' means 'A is the wife of B','A × B' means 'A is the sister of B','A - B' means 'A is the son of B'.If 'H - D + C × B ÷ A + X', then how is D related to X?
Q66mediummcqGeneral Intelligence & ReasoningMock Test2026
In a certain code language,R + T means ‘R is the sister of T’.R – T means ‘R is the father of T’.R T means ‘R is the wife of T’.R ÷ T means ‘R is the mother of T’.Based on the above, how is L related to S if ‘K – L ÷ P Q – R + S * T?
Q67mediummcqGeneral Intelligence & ReasoningSSC CGL2026
In a certain code language,
'A + B' means 'A is the mother of B',

'A - B' means 'A is the brother of B',

'A × B' means 'A is the wife of B',

'A ÷ B' means 'A is the father of B'.

Based on the above information, how is R's daughter related to T if 'P+Q÷R×S−T÷U'?

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