When playing American roulette, the coupler attendant spins a marble that lands in one of the 38 slots revolving turntable. The slots are numbered 1 to 36, with 2 additional slots labeled 0 and 00 that are painted green. Assume a single spin of the roulette wheel is made. Find the probability of winning with the given her. An example of a five- number bet is betting that the marble will land in a slot numbered 14, 15, 16, 17, or 18.

Jina has a bag with 8 balls numbered 1 through 8. She is playing a game of chance. This game is this: Jina chooses one ball from the bag at random. She wins $1 if the number 1 is selected, $2 if the number 2 is selected, S3 if the number 3 is selected, S4 if the number 4 is selected, and $5 if the number 5 is selected. She loses $5 if 6, 7, or 8 is selected. (If necessary, consult a list of formulas.) (a) Find the expected value of playing the game. | dollars (b) What can Jina expect in the long run, after playing the game many times? (She replaces the ball in the bag each time.) O Jina can expect to gain money. She can expect to win | dollars per selection. O Jina can expect to lose money. She can expect to lose dollars per selection. O Jina can expect to break even (neither gain nor lose money).

After the quarter finals of the Rugby World cup, when offering you to bet on the winner, a friend of yours states that the odds for South Africa, new Zealand, England, Argentina, to be crowned World Champion are respectively: 5-6,5-4, 12-1, 40-1. Given these odds, who can take advantage of the other? a. You b. No one O c. Your friend

A game is player with a pair of tetrahedral ( four sided) dice. Each die has four faces numbered 1,2,3,and 4. To play, roll the two dice and record the sum of the values on the down faves. What is the probability of rolling a sum of 7