A bag contains 5 white balls, and 6 green balls. Two balls are drawn from the bag one after another, what is the probability that both the balls are white? (the first ball is replaced before drawing the second ball)
(1) $2 / 11$
(2) $1 / 11$
(3) $\frac{3}{121}$
(4) $\frac{25}{121}$
