You draw a card from a deck. If you get a red card, you win nothing. If you get a spade, you win $13. For any club, you get $20 plus an extra $40 for the ace of clubs. a) Create a probability model for the amount you win at this game. b) Find the expected amount you'll win. c) How much would you be willing to pay to play this game?

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Simplify the expression 10/11(22z) + (a+5) -1