A bag contains four black and five red balls if three balls from bag are chosen at random what is the chance that they are all black
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what a stupid question
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13
Hey Mate
Here,
Black ball=4
Red ball=5
Total no of ball=9
probability of frst black ball drawn black is 4/9
p(getting 2nd black ball) =4/9
similarly p(getting third black ball) =4/9
Required probability =64/729
Hey dude I hope this will help u
Here,
Black ball=4
Red ball=5
Total no of ball=9
probability of frst black ball drawn black is 4/9
p(getting 2nd black ball) =4/9
similarly p(getting third black ball) =4/9
Required probability =64/729
Hey dude I hope this will help u
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