Explain how you know 6 8ths and 1 are equivalent

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

Which of the following represents the range of the graph of f(x) below

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?