SOLUTION: You have a playlist with 12 pop songs and 29 R&B songs. You randomize and hit play. How many songs do you have to listen to in order to guarantee you hear two songs from the same

Algebra ->  Probability-and-statistics -> SOLUTION: You have a playlist with 12 pop songs and 29 R&B songs. You randomize and hit play. How many songs do you have to listen to in order to guarantee you hear two songs from the same       Log On


   



Question 1164430: You have a playlist with 12 pop songs and 29 R&B songs. You randomize and hit play. How many songs do you have to listen to in order to guarantee you hear two songs from the same genre? How many songs do you have to listen to in order to guarantee you hear one R&B song and one pop song?
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.

The answer to the first question is 3 songs.

Among any 3 songs from the given set, at least two INEVITABLY will be of the same genre.



The answer to the second question is 30 songs.

It is because in the worst case I will be forced to listen 29 R&B songs, in a row.


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See my lesson

    - In the worst case

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