A box contains 6 white balls, 7 black balls, and 2 red balls.
a)
7
How many red balls...
Mathematics, 06.05.2021 01:00 fperez616
A box contains 6 white balls, 7 black balls, and 2 red balls.
a)
7
How many red balls must be added to the box so that the probability of drawing a red ball is 2
8
b)
How many black balls must be added to the original box so that the probability of drawing a white ball is
1
il
red balls would have to be added.
x
Answers: 3
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