There are 5 distinct pairs of white socks and 5 pairs of black socks in a cupboard. In the dark, how many socks do I have to pull out to ensure that I have at least 1 correct pair of white socks? a) 3 b) 11 c) 12 d) 16

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Questions by nurankl84   answers by nurankl84

Showing Answers 1 - 9 of 9 Answers

sandhya

  • Aug 21st, 2006
 

it need to be 11.cos thr s totally 20 such socks,10 in each color so if we take 11 thr shud be atleat 1pair of same color

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srinivas

  • Aug 21st, 2006
 

11 should be the answer.

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Gautam Grover

  • Aug 25th, 2006
 

just take out 3 socks and u will get one pair for sure....

very simple if in 1 try u get say balck.

in the 2nd u get white

in third it hass to be white or balck so u will have one pair ... u wont get a pink socks which is not there :)

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shabina

  • Sep 6th, 2006
 

Ans 12Max. as 10 may be of same color . on 11th we get next color ..to make it pair we have to pick 12th......Thanks

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anis

  • Oct 5th, 2006
 

yaar right answer is 11.

b'coz when he fetches 10 socks it may be 5 white right  and 5 black right so next fetch will be left with any color make a pair.

 

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Prabhakaran

  • Oct 14th, 2006
 

The answer is 16.. because

  first 10 may be white then 11th will be black.. but its not sure 12th should be the 11th's own pair.. for example 11th is left leg socks then there is chance of getting left leg socks till 15.. so 16th one will be sure...

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saraswathi

  • Mar 9th, 2007
 

16 is correct guys.. because they have said "distinct pairs"

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