There are 7 children and the youngest child is a boy.What is the probability that all of them are boys ?

• 1/64
  given youngest is boy
  remaining 6 children
  so for one child probablity of boy=1/2
  for six it will be=1/2*1/2*1/2*.....6times=1/64
• 13 years agoHelpfull: Yes(13) No(2)
• 1/64.s'odiafjksdmclknxoifjcl mc;kmpdk c
• 13 years agoHelpfull: Yes(2) No(5)
• 1/2*1/2*1/2*1/2*1/2*1/2=1/64
• 13 years agoHelpfull: Yes(2) No(0)
• 31 can be distributed as=>
  16+8+4+2+1=31
• 13 years agoHelpfull: Yes(1) No(8)
• the answer is 1/64. the first six could either be boy or girl so there are 2^6 probabilities
• 13 years agoHelpfull: Yes(1) No(0)
• youngest childm is=1/2
  six digit=1/2*1/2*1/2*1/2*1/2*1/2
  ans =1/64
• 8 years agoHelpfull: Yes(0) No(0)