1. -10/9
2. 2/5
3. -2/5
4. 3/5
5. 1/10
6. -10/3
The different group of 2 players that the coach can pick is 45 groups.
<h3>Selection of groups</h3>
The selection of groups of 2 player can be done using the method of combination.
<h3>Different groups of 2 players</h3>
The different group of 2 players that the coach can pick from the 10 players is calculated as follows;
n = 10C2

Thus, the different group of 2 players that the coach can pick is 45 groups.
Learn more about combinations here: brainly.com/question/25821700
All it’s asking is how many students basically scored 90 and under. there’s a total of 25 kids and 14 scored a 90 or less.