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Home > MC2 > Chapter 11 > Lesson 11.3.2 > Problem 11-100

11-100.

A bag contains 3 red, 5 yellow, and 7 purple marbles. Find the probability of drawing a purple marble followed by a red marble. The purple marble is put back in the bag between draws. 11-100 HW eTool (CPM). Homework Help ✎

What is the probability of drawing a purple marble?
What is the probability of drawing a red marble?

Multiply the two probabilities together to find the probability of both events happening.

Use the eTool below to test the probability.
Click the link at right for the full version of the eTool: MC2 11-100 HW eTool