There are 5+6+4+3+2=20 m&m's in the bag.
Calculate in how many ways you can choose 3 m&m's from 20:
There are 6 yellow m&m's.
Calculate in how many ways you can choose 3 m&m's from 6:
The probability is the number of ways of choosing 3 m&m's from 6 m&m's divided by the number of ways of choosing 3 m&m's from 20 m&m's.
The probability is 1/57.
Calculate in how many ways you can choose 3 m&m's from 20:
There are 6 yellow m&m's.
Calculate in how many ways you can choose 3 m&m's from 6:
The probability is the number of ways of choosing 3 m&m's from 6 m&m's divided by the number of ways of choosing 3 m&m's from 20 m&m's.
The probability is 1/57.