A bag contains a black ball a red ball and a green ball all the balls are identical in shape and size.

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asked Jun 1 in Class VIII Maths by muskan15 (-3,247 points)

A bag contains a black ball, a red ball and a green ball, all the balls are identical in shape and size. A ball is drawn from the bag without looking into it. What is the probability that the ball drawn is:
(i) a red ball
(ii) not a red ball
(iii) a white ball.

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1 Answer

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answered Jun 1 by aditya23 (-1,576 points)

Total number of possible outcomes = 3

∴ P(E) = 1/3

(ii) Not a red ball

Number of favourable outcomes = Green ball + Black ball

= 1 + 1 + 2

∴ P(E) = 2/3

(iii) A white ball

Number of favourable outcomes = 0

∴ P(E) = 0/3 = 0

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