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?

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis