A box consists of 4 red, 5 black and 6 white balls. One ball is drawn out at random. Find the probability that the ball drawn is: (i) black (ii) red or white
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simbabo04:
1/15 for both of them because you have 15 balls and you can pull out any of them. sorry if that doesn't make sense
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P(black)= 5/15
= 1/3
P(red or white) = 10/15
= 2/3
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