In the Las Vegas game Wheel of Fortune, there are 54 possible outcomes.

One is labeled “Joker,” one “Flag,” two “20,” four “10,” seven “5,” fifteen “2,” and twenty-four “1.” If you bet $1 on a number you win that amount of money if the number comes up (plus your dollar back). If you bet $1 on Flag or Joker,

you win $40 if that symbol comes up (plus your dollar back). What bets have the best and worst expected value here?