Manny works in a toy store that sells marble. he puts 10 marbles in each bag and 2/10 of the marbles are striped. if manny makes 3 bags of marbles how many striped marbles does he need?

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Solve the system of equations y= 3/2 - 1, -x+ y =-3

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