SOLUTION: A box contains three red balls, five black balls, and four white balls. Suppose one ball is drawn at random. Find the probability of each of the following events: a. A black ba

Algebra ->  Probability-and-statistics -> SOLUTION: A box contains three red balls, five black balls, and four white balls. Suppose one ball is drawn at random. Find the probability of each of the following events: a. A black ba      Log On


   

Question 361101: A box contains three red balls, five black balls, and
four white balls. Suppose one ball is drawn at random.
Find the probability of each of the following
events:
a. A black ball is drawn.
b. A black or a white ball is drawn.
c. Neither a red nor a white ball is drawn.
d. A red ball is not drawn.
e. A black ball and a white ball are drawn.
f. A black or white or red ball is drawn.
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
12 balls total.
a) 5/12
b) 9/12=3/4
c) 5/12
d) 3/4
e) only one ball is drawn
f) 1
.
Ed