A bag contains 5black balls and 7red balls and 3 white balls what is probability that ball drawn is not black
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total balls : 5+7+3= 15
possibility of white balls: 5/15
possibility of non white : 10/15:> 2/3
possibility of white balls: 5/15
possibility of non white : 10/15:> 2/3
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Total number of outcomes :- 15
If the ball is not black then the ball must be either red or white.
So,
No. of outcomes :- 10
P ( not white ball ) = 10 / 15
P ( not white ball ) = 2 / 3
If the ball is not black then the ball must be either red or white.
So,
No. of outcomes :- 10
P ( not white ball ) = 10 / 15
P ( not white ball ) = 2 / 3
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