To solve a system of inequalities you need to graph each inequality and see which points are in the overlap of the graph. true or false

The solution set for 5v2 – 125 = 0 is

Can someone me with this problem i don't understand i need

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?