Homework Help: math

Posted by marissa on Sunday, November 25, 2012 at 9:57am.

There are 5 yellow cards, 4 red cards, and 1 purple card. He draws a card at random, replaces it, and draws a second card. What is the probability that both cards will be red?

math - PsyDAG, Sunday, November 25, 2012 at 12:50pm
The probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

P of red = 4/10

4/10 * 4/10 = ?

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