bag at random. The probability that the ball drawn is not black, is
A bag contains 3 red, 5 black and 7 white balls. A ball is drawn from the
7.
1
(A)
3
9
(B)
15
5
o le 20 ao
10
3
2
(D
3
.30/4/2
7
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Answered by
0
Answer:
what please ask one by one please please please
Answered by
1
RED BALL = 3
BLACK BALL=5
WHITE BALL=7
PROBABILITY OF NOT BLACK BALLS = 3+7
= 10
P(E) = NO OF OUTCOMES
TOTAL NO OF OUTCOMES
=10
15
= 2/3
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