Joel has an MP3 player that randomly selecs a song for him. The MP3 player has 2 classical songs, 13 rock songs, and 5 rap songs on it. What is the probability of picking either a rock or classical song?

Question

2377 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-05-15T00:32:43

The probability is #3/4#.

Probability of picking a rock song: #13/20#

Probability of picking a classical song: #2/20#

Probability of picking either a rock or classical song:

#13/20+2/20=15/20=3/4#