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2007 AMC 10B Question 22

AMC10 · 2007 AMC 10B

Question 22

A player chooses one of the numbers $1$ through $4.$ After the choice has been made, two regular four-sided (tetrahedral) dice are rolled, with the sides of the dice numbered $1$ through $4.$ If the number chosen appears on the bottom of exactly one die after it is rolled, then the player wins $\$1.$ If the number chosen appears on the bottom of both of the dice, then the player wins $\$2.$ If the number chosen does not appear on the bottom of either of the dice, the player loses $\$1.$ What is the expected return to the player, in dollars, for one roll of the dice?
  1. $-\dfrac{1}{8}$
  2. $-\dfrac{1}{16}$
  3. $0$
  4. $\dfrac{1}{16}$
  5. $\dfrac{1}{8}$