A bag contains 4 green
, 6 black and 7 white balls . A ball is drawn at a random . What is the probability that it is either green or a black ball?
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Answered by
12
Answer:
for a green ball the probability is 4/17
and the probability of a black ball is 6/17
for both green and black balls together, the probability is 19/17
Answered by
17
Answer:
probability of getting green or black ball is 10/17 because probability means .... favourable event divided by total event .so....6+4/17=10/17
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