Can you answer these 2 questions and me with more i’ll give you more points

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

Which of the following domains provide a real value periods

At saturday nights football game there were 18 less fans than half the fans at friday nights game. there were "x" fans at friday's game. write an expression to represent the number of fans at saturday's game. *** urgent***