SOLUTION: a bag contains 10 balls of which 6 are red and the rest are white and blue and of equal numbers.if the ball is picked at random.find the probability that it is:a)either white or re

Algebra ->  Probability-and-statistics -> SOLUTION: a bag contains 10 balls of which 6 are red and the rest are white and blue and of equal numbers.if the ball is picked at random.find the probability that it is:a)either white or re      Log On


   



Question 1159412: a bag contains 10 balls of which 6 are red and the rest are white and blue and of equal numbers.if the ball is picked at random.find the probability that it is:a)either white or red b)not red c)blue or red d)white
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
so 6R, 2W and 2B
Probability it is white or red is 8/10 or 4/5
Not red is 4/10 or 2/5
blue or red is also 8/10 or 4/5
white is 2/10 or 1/5