Question

A bag contains 12 balls out of which x are white. a)If one ball is drawn at random, what is the probability that it will be a white ball? b) If 6 more white balls are put in the bag ,the probability of drawing a white ball will be double than that in (a).Find x.

Answer 1

Answer:

in first question the probability is 1/12,in second question the answer is 1/3 is probablity