Question

For which of the following situations would the order that items are chosen not matter?

Finding the number of ways to choose 3 students out of a class of 30.
Finding the number of ways to choose Al, Bob, and Carl out of a class of 30 students.
Finding the number of ways to choose 2 vegetables out of 10.
Finding the number of ways to choose a carrot and broccoli out of 10 vegetables.

Answer 1

@TwiztTiez

Answer 2

2 and 4?

Answer 3

@freckles
@sleepyhead314