CPM Homework Help : MC2 Problem 9-44

Roger has a bag of marbles. There are $6$ red, $4$ blue, $3$ white, and $7$ green marbles in the bag. If he draws one marble and replaces it, find the following probabilities.

Help:

Find the number of specified marbles out of the entire set of marbles and write it as a fraction probability.

P(red)

P(not white or green)
Answer (b.):
$\frac{1}{2}$

P(blue or white)

Use the eTool below to test the probability for each part.
Click the link at right for the full version of the eTool: 9-44 HW eTool (CPM)