A dance CD has 13 songs on it - 7 are slow, and 6 are fast. When the DJ at a dance plays a song it is not played again. All songs from the CD are played at random. What is the probability that the first two songs played are slow songs?
a. 49/156
b. 42/156
c. 42/169
d. 49/169

Question

A dance CD has 13 songs on it - 7 are slow, and 6 are fast.  When the DJ at a dance plays a song it is not played again.  All songs from the CD are played at random. What is the probability that the first two songs played are slow songs?
a. 49/156
b. 42/156
c. 42/169
d. 49/169

anonymous · Answer

$$\frac{7}{13}\times \frac{6}{12}$$ assuming he the dj does not repeat the same song twice

anonymous · Answer

Okay, thank you.