2018-05 Roulette

A gambler is playing roulette and betting $1 on black each time. The probability of winning $1 is 18/38, and the probability of losing $1 is 20/38. Find the probability that starting with $20 the player reaches $40 before losing the money.

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2018-05 Roulette, 2.5 out of 5 based on 11 ratings