C or 750,000 because lol thats just what it is, you can look it up
1/5 (18-11) I believe this is what you mean?
Answer:
540
Step-by-step explanation:
Answer:
126.
Step-by-step explanation:
This is the number of combinations of 4 cards from 9 cards:
= 9C4
= 9! / 4! 5!.
A quick way of calculating this is
9*8*7*6
----------- = 9*2*7 = 126 combinations.
4*3*2*1
