233 is the right answer.. On Fri, Jul 29, 2011 at 12:27 PM, shiv narayan <[email protected]>wrote:
> solutions for cow questions: > if we consider first cow would she calf at age 2 then first new cow > would come at age two. > at end of 2nd year: 1st would give new cow: > at end of 3rd year:1st cow would another new cow > at end of 4th year :1st cow will give new cow and the cow born at end > of 2nd year would give another cow > at 5th year: :now of new cows=cow born by(1st+2nd year+3rd > year) > - > - > - > - > if you try it this way then you would be able to understad that it > would be a reverse fibinacci series( try to analyse by last cow > produced by 1st cow) > total no of cows would be: 1+1+2+3+5+8+13+21+34+55+89=(sum of first > 11 terms of fibinacci series) > 232 > > correct me if i am wrong. > On Jul 29, 11:15 am, Reynald <[email protected]> wrote: > > If a cow produces its first she-calf at age two years and after that > > produces another single she-calf every year, how many she-calves are > > there after 12 years? assuming none die. > > > > and a similar one, asked to another guy, > > > > Suppose a newly-born pair of rabbits, one male, one female, are put in > > a field. Rabbits are able to mate at the age of one month so that at > > the end of its second month a female can produce another pair of > > rabbits. Suppose that our rabbits never die and that the female always > > produces one new pair (one male, one female) every month from the > > second month on. How many pairs will there be in one year? > > -- > 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. > > -- Ashish kumar ECE final yr MNNIT allahabad -- 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.
