Question

a bag contains 3 white , 4 red one ball is drawn out randomly find probability of drawing black ball​

Answer 1

total no. of balls = 3+4 = > 7

so, probability of getting black ball ?

give in the question there is no black ball

so the probability of getting back ball will be zero

P(E) = 0

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Answer 2

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✍Zero , as there is no black ball ...

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