A batting 'line up' consists of nine batters.
14 combinations.
42 combinations.
positive combinations:14 positive combinations not counting the same one just flipped:7 combinations including negatives: infinate
The answer is 31C5 = 31!/[26!5!] = 169,911
16 i think
shut up guys
*9.5
10
I think there are 88 different combinations of coins that can make up 66 cents.
Counting all combinations of squares, the correct answer is 204
18