Answer:
This is a combination problem, where order doesn't matter.
We want to find the number of ways to choose 3 exercises from a list of 25, which is denoted as 25C3.
This is also equal to (252423) / (321) which is equal to 2300.
Therefore, there are 2300 different groups of 3 exercises the fitness coach can choose from the list of 25 exercises.
Step-by-step explanation:
