there are 14 black socks and 7 white socks in a bag.what is minimum no of socks you need to take out without looking to be sure that you have a matching pair

• minimum is 3.
• 12 years agoHelpfull: Yes(24) No(3)
• 3 because ,
  suppose we take 3 then either
  3 can be black,
  or 3 can be white,
  or 2 white 1 black,
  or 2 black 1 white
  in all cases we have one matching pair..
• 12 years agoHelpfull: Yes(16) No(3)
• minimum 15 socks...
  suppose we take 15 then at the worst case
  14 black and 1 white...
• 12 years agoHelpfull: Yes(13) No(14)
• suppose we took 7 from bag then at worst case 7 white socks will come means next will be black .
  so minimum number of socks required to have matching pair=8
• 12 years agoHelpfull: Yes(6) No(4)
• minimum will be 2 and maximum will be 3
• 12 years agoHelpfull: Yes(1) No(6)
• 14 black n 7white so possibility of taking pair of sock is 14 black socks=7pair of black sock n 7 white socks=3pair+1white socks. he had not ask about particularly white r black so max possibility is 7pair of black n 3pair of white n now minimum possibility is 1pair of white n 1pair of black i.e 2 is ans
  
• 12 years agoHelpfull: Yes(1) No(4)