A bag contains 4 red, 6 black and 5 white balls. A ball is drawn at random from the bag.
Find the probability that the ball drawn is:
(i) white
(ii) not black
(iii) red or black.
Answers
Answered by
1
Answer:
Hence, the required probability of getting a red or white ball , P(E4) = ⅔ .
Answered by
2
Answer:
totals balls = 4 +6+5 = 15 balls
(i) Probality = white balls/total balls
= 5/15 =1/3 ans
(ii) Probality = white balls/total balls
= red balls + white balls/15
=9/15 ans
(iii) Probality = white balls/total balls
black balls / total balls
= 6/15 = 2/5 ans
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