Father purchase dress for 3 daughtrs. drsses are of same color but diffrnt size. the dress kept in dark room. wats probability that all three wil not choos their own dress?

• ans is 1/3.
  total 6 combinations are there from which only 2 supports given condition
• 12 years agoHelpfull: Yes(12) No(4)
• probability that each one will choose their own dress = 1/3
  probability that each one will NOT choose their own dress = 1-1/3 = 2/3
  required probability = (2/3)*(2/3)*(2/3) = 8/27
• 12 years agoHelpfull: Yes(10) No(10)
• ans is zero bcz the sizes are diff so they can tch the dress and identify whose dress it is even in a dark room colour is not needed.....
• 12 years agoHelpfull: Yes(3) No(5)