SOLUTION: For a segment of a radio show, a disc jockey can play 6 records. If there are 10 records to select from, in how many ways can the program for this segment be arranged?

Question 433516: For a segment of a radio show, a disc jockey can play 6 records. If there are 10 records to select from, in how many ways can the program for this segment be arranged?
Found 2 solutions by jorel1380, richard1234:
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
If the jockey has 10 records to choose from, playing 6 at a time; the answer is 10C6:
10x9x8x7x6!/4x3x2x6!=10x3x7=210.
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
If the order does not matter, then 10C6 ways. If order matters, then 10P6 ways.
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