UPSC 2009 › CSAT › Logical Reasoning

5 questions · 2009 · answers as per the UPSC key

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UPSC 2009 · Q70 · CSAT › Logical Reasoning · Save

A person travels 12 km due North, then 15 km due East, after that 15 km due West and then 18 km due South. How far is he from the starting point ?

(a) 6 km
(b) 12 km
(c) 33 km
(d) 60 km
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Answer: (a) 6 km
UPSC 2009 · Q71 · CSAT › Logical Reasoning · Save

Six persons A, B, C, D, E and F are standing in a row. C and D are standing close to each other alongside E. B is standing beside A only. A is fourth from F. Who are standing on the extremes ?

(a) A and F
(b) B and D
(c) B and F
(d) None of the above
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Answer: (c) B and F
UPSC 2009 · Q97 · CSAT › Logical Reasoning · Save

How many letters of the English alphabet (capitals) appear same when looked at in a mirror?

(a) 9
(b) 10
(c) 11
(d) 12
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Answer: (c) 11
UPSC 2009 · Q103 · CSAT › Logical Reasoning · Save

There is a family of 6 persons A, B, C, D, E and F. There are two married couples in the family. The family members are lawyer, teacher, salesman, engineer, accountant and doctor. D, the salesman is married to the lady teacher. The doctor is married to the lawyer. F, the accountant is the son of B and brother of E. C, the lawyer is the daughter-in-law of A. E is the unmarried engineer. A is the grandmother of F. How is E related to F?

(a) Brother
(b) Sister
(c) Father
(d) Cannot be established (cannot be determined)
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Answer: (d) Cannot be established (cannot be determined)
UPSC 2009 · Q107 · CSAT › Logical Reasoning · Save

There are three cans A, B and

  1. It is possible to have 6 litres of milk each in can A and can B.
  2. It is possible to have 8 litres of milk each in can B and can C.

C. The capacities of A, B and C are 6 litres, 10 litres and 16 litres respectively. The can C contains 16 litres of milk. The milk has to be divided in them using these three cans only. Consider the following statements :

Which of the statements given above is/are correct ?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
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Answer: (c) Both 1 and 2