57,733 contains two set of digits which one is ten times greater

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Which fraction below is equivalent to 10/12?

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