Question

A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball
is double that of a red ball, determine the number of blue balls in the bag.
ins 12 balls out of which x are black. If one ball is drawn at random from the
ball?​

Answer 1

A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball

is double that of a red ball, determine the number of blue balls in the bag.

ins 12 balls out of which x are black. If one ball is drawn at random from the

ball?