Please help, Geometry In rhombus MNOP, mMNO=24. What is the measure of PMO?

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

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

Anyone know these questions? i need ,.