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Marcy loads 2 CDs into her multidisc CD player. When the CD player is set to random mode, it  plays 1 song at random from the first CD and 1 song at random from the second CD. Each CD contains 12 songs The first CD contains 6 songs she likes The second CD contains 4 that she likes. What is the probability that the first 2 songs played on the CD player when it is set to random mode will be 2 songs that marcy likes?

christianhernandez

by christianhernandez at October 17, 2011

F 1/6 G 5/12 H 1/2 stuck on this problem for review.

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1st CD probability of songs she likes (6/12) = 1/22nd CD probability of songs she likes (4/12) = 1/3 Combined probability (1st 2 songs she'll like): = 1/2 x 1/3 = 1/6

karrjg karrjg October 27, 2011

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