Question
Asked Dec 19, 2019
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Suppose that a box containing music CDs has 4 with country music, 6 with rock music, 3 with jazz music, and 7 with rap music. If one CD is selected at random from the box, determine the probability that

a. The CD has rap music.

b.The CD has jazz music.

c. The CD does not have jazz music.

d.The CD has classical music.

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Expert Answer

Step 1

A box containing music CDs has 4 with country music, 6 with rock music, 3 with jazz music, and 7 with rap music.

Total = 4+6+3+7=20 musics

Step 2

a) A rap music can be selected in 7 ways from 20 musics 

So probability of picking one rap music is = 7/20

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Answer(a): 20

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Step 3

b) A jazz music can be selected in 3 ways from 20 musics 

So pro...

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3 Answer(b): 20

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