On an American roulette wheel there are 18 red numbers 18

Last updated: 4/20/2023

On an American roulette wheel there are 18 red numbers 18 black numbers plus two green numbers 0 and 00 If you bet SN on red you win SN if a red number comes up i e you get 2N back your original bet plus your SN profit if a black or green number comes up you lose your N bet Find the expected payoff of a 5 bet on red