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(iii) A bag contains 3 red, 3 white and 3 green balls of the same size. One ball is
taken out of the bag at random, what is the probability that the ball picked up
(1) is red (2) either white or green,
in the table. Find
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Answer:
No's of Red ball = 3
No's of White ball = 3
No's of green ball = 3
Total Balls = 9
1) P(red) = No's of Red ball/ Total Balls
= 3/9
= 1/2
2) either white or green ball =
Total Balls- No's of Red Balls
= 9- 3
= 6
P(eithet white or green) = 6/9 = 2/3
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