Jessica is playing a game where there are 4 blue markers and 6 red markers in a box. She is going to pick 3 markers without replacement.
If she picks all 3 red markers, she will win a total of $500. If the first marker she picks is red but not all 3 markers are red, she will win a total of $100. Under any other outcome, she will win $0.
What is the expected value of Jessica's winnings?