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CBSE Notes 2011-2012

A bag contains 5 black balls, 4 white balls and 3 red balls. If a ball is selected randomwise, the p...

Multiple choice question

A bag contains 5 black balls, 4 white balls and 3 red balls. If a ball is selected randomwise, the probability that it is a black or red ball is

unknown

1/3

unknown

1/4

unknown

5/12

unknown

2/3