Suppose that you roll two dice. You will be paid $20 if you roll a double. You will not receive anything for any other outcome. How much should you be willing to pay for the privilege of rolling the dice? Please round your answer to the nearest cent.

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15