SOLUTION: A store has six different fitness magazines and three different news magazines. If a customer buys three magazines at random, find the probability that the customer will select 2 f
Algebra ->
Probability-and-statistics
-> SOLUTION: A store has six different fitness magazines and three different news magazines. If a customer buys three magazines at random, find the probability that the customer will select 2 f
Log On
Question 552976: A store has six different fitness magazines and three different news magazines. If a customer buys three magazines at random, find the probability that the customer will select 2 fitness magazines and 1 news magazine. Please I need help with this question thank you. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! A store has six different fitness magazines and three different news magazines. If a customer buys three magazines at random, find the probability that the customer will select 2 fitness magazines and 1 news magazine. Please I need help with this question thank you.
--------------------
# of ways to pick 2 fitness mags: 6C2 = 15
# of ways to pick 1 news mag: 3C1 = 3
----
Total # of ways to pick 2 fit and 1 news = 15*3 = 45
----
# of ways to randomly pick 3 mags: 9C3 = 84
-----
P(2 fit and 1 news) = 45/84 = 0.5357
========================================
Cheers,
Stan H.
============
(