In such questions, the relationships are represented by certain specific codes or symbols such as +,-,*,$,%, etc. The candidate is then required to analyse some given codes to determine the relationship between a set of person, or to express a given relationship in the coded form.
Ex.1. Read the following information carefully to answer the questions given below :
(i) ‘A×B’ means ‘A is the brother of B;
(ii) ‘A÷B’ means ‘B is the father of A;
(iii) ‘A+B’ means ‘A is the sister of B;
(iv) ‘A–B’ means ‘A is the mother of B;
Q. Which of the following means ‘Q is the paternal uncle of K’?
(A) K × P ÷ M × Q
(B) K × B ÷ N × Q × D
(C) Q × L ÷ R × K
(a) Only (A)
(b) Only (B)
(c) Only (C)
(d) Both (A) and (B)
(E) None of these
Solution:
‘K × B ÷ N × Q × D’ means ‘K is the brother of B, whose father is N, who is the brother of Q, who in turn is the brother of D’ Thus, N is the father of K, and Q is the brother of N.So, Q is the paternal uncle of K.
Thus, Only (B) represents the correct relation. Hence, the answer is (b).
Q.1. Read the following information carefully to answer the questions given below :
(A) P x Q means P is the sister of Q;
(B) P + Q means P is the father of Q;
(C) P - Q means P is the mother of Q;
Which of the following means S is the aunt of T?
(A) S + T x M
(B) T x M + S
(C) S x M + R – T
(D) S x M + T
(E) None of these
Q.2. Read the following information carefully to answer the question given below:
(A) A + B means A is the daughter of B;
(B) A x B means A is the son of B and
(C) A - B means A is the wife of B
If Z x T - S x U + P, what is U to Z.
(A) Grandmother
(B) Mother
(C) Can't be determined
(D) Father
(E) None of these
Q.3. Read the following information carefully to answer the question given below :
If A + B means A is the brother of B;
A / B means A is the father of B and
A * B means A is the sister of B,
which of the following means M is the uncle of P?
(A) M + S / R / P
(B) N * P / M
(C) M + K / T * P
(D) M / N * P
(E) None of these
Q.4. Read the following information carefully to answer the question given below :
(A) A + B means A is the daughter of B ;
(B) A x B means A is the son of B and
(C) A - B means A is the wife of B
If T - S x B - M, which of the following is not true?
(A) M is husband of B
(B) B is the mother of S.
(C) S is daughter of B
(D) T is wife of S.
(E) S is son of B
Q.5. Read the following information carefully to answer the question given below :
(A) P x Q means P is the sister of Q ;
(B) P + Q means P is the father of Q ;
(C) P - Q means P is the mother of Q.
Which of the following means S is the aunt of T ?
(A) S + T x M
(B) T x M + S
(C) S x M + R – T
(D) S x M + T
(E) None of these
Q.6. Read the following information carefully to answer the question given below :
(A) A + B means A is the daughter of B ;
(B) A x B means A is the son of B and
(C) A - B means A is the wife of B
If P x Q - S, which of the following is true ?
(A) S is father of P
(B) S is wife of Q
(C) Q is father of P
(D) P is daughter of Q
(E) None of these
Q.7. Read the following information carefully to answer the question given below :
If A + B means A is the son of B ;
A - B means A is the husband of B ;
A x B means A is the sister of B,
then which of the following shows the relation Q is the maternal uncle of P ?
(A) P - B + R x Q
(B) P + B - R x Q
(C) P x B - R + Q
(D) P + B x R -Q
(E) None of these
Q.8. Read the following information carefully to answer the question given below :
If P + Q means P is the husband of Q;
P / Q means P is the sister of Q and;
P x Q means P is the son of Q,
which of the following shows A is the daughter of B ?
(A) B + C x A
(B) C x B / A
(C) A / D x B
(D) D x B + C / A
(E) None of these
Q.9. Read the following information carefully to answer the question given below :
If 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 son of B and
A - B means A is the daughter of B,
which of the following means C is the niece of D ?
(A) D x P – C
(B) D – C
(C) P + D / C
(D) C - P / D
(E) D - P / C
Q.10. Read the following information carefully to answer the question given below :
If (A) P + Q means P is the brother of Q;
(B) P x Q means P is the father of Q;
(C) P - Q means P is the sister of Q;
which of the following represents S is the niece of T?
(A) K - S x M + T
(B) T x M + S – K
(C) T x S + M – K
(D) T + M x S – K
(E) None of these
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