Question

Suppose n boxes each contain a white and b black balls. A ball is chosen at random from the first box and is placed in the second box. Then we draw a ball at random from box 2 and put it in the box 3. We continue this procedure for other boxes and finally draw a ball from n-th box. Find the probability that the last drawn ball from n-th box is white for n goes to infinite, If the first drawn ball from the first box was white?

Answer 1

OK lemme see.

Answer 2

Sorry, I dont know.