Acertain casino advertises a 95% payback on its slot machines. a) what does 95% payback mean to the gambler? (you may need to research this question.) b) interpret 95% payback in terms of expected value. that is, what is the expected value of a $1 pull on the slots? c) how does this compare to choosing "19-36" or the lower row" on the roulette table?

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10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.

(60 points) explain this in detail