Solve Me!
Compute 16C10
8008
Solve 8P2
56
Lisa has 4 shirts, 5 pairs of pants, and 6 pairs of socks. How many outfit combinations can she make if she must wear one of each item?
4x5x6=120
How many different arrangements can be made using all the letters of the word “WINNIPEG”, if the first letter must be P and the last letter W?
6!/(2!2!) = 180 arrangements
Identify n and r in the following problem: How many lotto 6/49 tickets are possible?
n=49 r=6