# Algebra

What is the expectation for the \$1 bets on a U.S. roulette wheel? See the figure. (Round your answer to the nearest cent.)
Three-number bet

Thank you

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1. Using the figure, It say this type of bet pays 11 to 1. So the answer equals \$11(3/38)+(\$-1)(35/38)-\$0= -0.0526. Which rounds to -0.05.

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