SOLUTION: A coordinator will select 4 songs from a list of 7 songs to compose an event's musical entertainment lineup. How many different lineups are possible?

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Question 1204275: A coordinator will select 4
songs from a list of 7
songs to compose an event's musical entertainment lineup. How many different lineups are possible?

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

7*6*5*4 = 840 different lineup are possible.


The product of the 4 consecutive integer numbers, starting from 7 in decreasing order.