Hard
Math and Logic
Black win $1, Red lose $1. Quit anytime. Strategy?
Choose an answer
A.Play until the end
B.Quit after first win
C.Always quit at 26 cards
D.Quit at positive EV
Answer: Quit at positive EV
The expected value changes with every card drawn. If you have drawn more red than black, your chances of winning improve, and vice versa.
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