Coded Blood Relation Questions for Bank PO Exams - 1

Question: 1

In such questions, the relationships are represented by certain codes or symbols such as +, -, x, /, *, etc. Then relationships between certain persons, given the form of these codes, are to be analysed.
If A + B means A is the brother of B; A + B means A is the father of B and A x B means A is the sister of B. Which of the following means M is the uncle of P?

(A) M + N x P

(B) M + K ÷ T x P

(C) M + S + R + P

(D) N x P + M

Ans: B

M is the uncle of P means M is the brother of the father (say K) of the sister (say T) of P i.e., M + K ÷ T x P.

Question: 2

If A + B means A is the sister of B; A – B means A is the brother of B; A x B means A is the daughter of B; which of the following shows the relation that E is the maternal uncle of D?

(A) D x F + E

(B) D x F - E

(C) D - F x E

(D) D + F x E

Ans: A

Clearly, E is the maternal uncle of D means D is the daughter of the sister (say F) of E i.e. D x F + E.

Question: 3

P + Q means P is the brother of Q; P - Q means P is the mother of Q and P x Q means P is the sister of Q. Which of the following means M is the maternal uncle of R?

(A) M - R + K

(B) M + K - R

(C) M + K x R

(D) M + K + R

Ans: B

M is the maternal uncle of R means M is the brother of the mother (say K) of R i.e., M + K - R.

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