Why would he change his beat each year? I think what you should be saying is:Year 1 $100,000 in bets and you don't win Year 2 $100,000 in bets and you don't winYear 3 $100,000 in bets and you don't winYear 4 $100,000 in bets and you don't winTotal losses in 4 year $400,000Year 5 $100,000 in bets and you win $500,000 Therefore, total profit = $100KThe other option, by your reasoning, is the following: Year 1 $100,000 in bets and you don't win Year 2 $200,000 in bets and you don't winYear 3 $100,000 in bets and you don't winYear 4 $200,000 in bets and you don't winTotal losses in 4 yea