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UPSC 2000 · Q134 · CSAT › Logical Reasoning · Save

Consider the following pictures of a dice: What is the number opposite of 3?

(a) 1
(b) 4
(c) 5
(d) Data insufficient
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Answer: (b) 4
UPSC 2000 · Q135 · CSAT › Logical Reasoning · Save

Examine the following relationships among members of a family of six persons A, B, C, D, E and F. I. The number of males equals that of females. II. A and E are sons of F. III. D is the mother of two, one boy and one girl. IV. B is the son of A. V. There is only one married couple in the family at present.

Which one of the following inferences can be drawn from the above?

(a) A, B and C are all females
(b) A is the husband of D
(c) E and F are children of D
(d) D is the grand-daughter of F
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Answer: (c) E and F are children of D
UPSC 2000 · Q137 · CSAT › Logical Reasoning · Save

In a certain code, MARCH is written as OCTEJ. How is RETURN written in that code?

(a) TFUVSM
(b) QGSTQM
(c) TGWTP
(d) TGRVSO
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Answer: (d) TGRVSO
UPSC 2000 · Q138 · CSAT › Logical Reasoning · Save

A, B, C, D, E and F, not necessarily in that order, are sitting in six chairs regularly placed around a round table. It is observed that A is between D and F. C is opposite D. D and E are not on neighbouring chairs.

Which one of the following must be true?

(a) A is opposite B
(b) D is opposite E
(c) C and B are neighbours
(d) B and E are neighbours
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Answer: (d) B and E are neighbours
UPSC 2000 · Q148 · CSAT › Logical Reasoning · Save

A person starts from a point A and travels 3 km eastwards to B and then turns left and travels thrice that distance to reach C. He again turns left and travels five times the distance he covered between A and B and reaches his destination D. The shortest distance between the starting point and destination is

(a) 18 km
(b) 16 km
(c) 15 km
(d) 12 km
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Answer: (c) 15 km