no it is 1/2 On Sun, Aug 7, 2011 at 9:14 PM, Prakash D <[email protected]> wrote:
> The solution is 5/6 for sure > > > the possible outcomes after a blue is chosen are > > blue 1 1 0 > black 0 1 2 > > and > > blue 2 0 0 > black 0 1 2 > > prob of choosing a blue from 1st possibility = 1/3+1/6 > > prob of choosing a blue from 2nd possibility= 1/3 > > so totally there are 5/6 possibilities > > > > On Sun, Aug 7, 2011 at 3:05 PM, Kunal Yadav <[email protected]>wrote: > >> Agree with puneet completely. After first blue pen, only possible outcomes >> are blue or black and hence 1/2. >> >> >> On Sat, Aug 6, 2011 at 12:28 AM, Puneet Goyal <[email protected]>wrote: >> >>> >>> @shiv : you are considering the case when you need to know the >>> probability of both pens being blue, but in the question you already know >>> that 1st one is blue so you dont need to care about it, and also the 3rd >>> packet getting eliminated coz of it increases the probability to 1/2 >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Algorithm Geeks" group. >>> To post to this group, send email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]. >>> For more options, visit this group at >>> http://groups.google.com/group/algogeeks?hl=en. >>> >> >> >> >> -- >> Regards >> Kunal Yadav >> (http://algoritmus.in/) >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
