College Algebra Help?!

If a customer purchases a new stereo system during the spring sale, he may choose any 4 CDs from 20 classical and 32 jazz selections. In how many ways can the customer choose 2 of each?

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  1. number of choices = C(20,2) x C(32,2)
    = 190(496) = 94240 ways

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    posted by Reiny

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