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- Question
A man wears socks of two colours - Black and brown. He has altogether 20 black socks and 20 brown socks in a drawer. Supposing he has to take out the socks in the dark, how many must he take out to be sure that he has a matching pair?
Options- A. 3
- B. 20
- C. 39
- D. None of these
- Correct Answer
- 3
ExplanationSince there are socks of only two colours, so two out of any three socks must always be of the same colour.
More questions
- 1. Who sits second to the left of V?
Options- A. R
- B. P
- C. U
- D. T Discuss
Correct Answer: U
Explanation:
U
- 2. NA
Options- A. 63
- B. 126
- C. 215
- D. 342 Discuss
Correct Answer: 126
Explanation:
All others are one less then the cube of a number.
- 3. Find the odd one out:
Options- A. Violet
- B. Blue
- C. Green
- D. Yellow Discuss
Correct Answer: Yellow
Explanation:
Except white all are the colours of the rainbow.
- 4. NA
Options- A. Ink
- B. Paper
- C. Office
- D. Pen Discuss
Correct Answer: Office
Explanation:
All others are stationery.
- 5. Picture : see : : Book :?
Options- A. Buy
- B. Read
- C. Listen
- D. Library Discuss
Correct Answer: Read
Explanation:
As, 'Picture' is related to 'See' similarly the Book is related to 'read'.
- 6. Statement
The dolphin populations in India has been decreasing sharply over the past few years.
Courses of Actions
I. Dolphins should be declared an endangered species ans bred in aquariums or protected areas.
II. Locals should be enlisted to protect dolphins.
Options- A. if only I follows
- B. if only II follows
- C. if either I or II follows
- D. if both I and II follows Discuss
Correct Answer: if both I and II follows
Explanation:
Both I and II will help increases the population of dolphins.
- 7. NA
Options- A. Bake
- B. Fry
- C. Roast
- D. Peel Discuss
Correct Answer: Peel
Explanation:
All others are diffrent from of coocking.
- 8. If 'GLOSSORY' is coded as 97533562 and GEOGRAPHY' = 915968402, then 'GEOLOGY' can be coded as
Options- A. 915692
- B. 9157592
- C. 9057592
- D. 9157591 Discuss
Correct Answer: 9157592
Explanation:
9157592
- 9. NA
Options- A. Parrot
- B. Bat
- C. Crow
- D. Sparrow Discuss
Correct Answer: Bat
Explanation:
All others are birds while bat is a mammal.
- 10. 10, 26, 74, 218, 654, 1946, 5834
Options- A. 26
- B. 74
- C. 218
- D. 654 Discuss
Correct Answer: 654
Explanation:
The correct pattern is x 3 - 4.So, 654 is wrong and must be replaced by (218 x 3 - 4) i.e. 650.
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