A bag contains 11 black, 8 blue, 5 red and 6 yellow balls. If 10 green balls are now added to the bag , find the percentage of blue balls in the bag.
A bag contains 11 black, 8 blue, 5 red and 6 yellow balls. If 10 green balls are now added to the bag , what will be the percentage of blue balls in the bag now?
A bag contains 2 red balls, 4 blue balls and 8 green balls. Fatima draws 2 balls out of the bag. What is the probability that she gets a green ball and a blue ball?
A bag contains 6 red balls and some blue balls. If the probability of drawing a blue ball from the bag is twice that of a red ball, find the number of blue balls in the bag.