Two bags each contain 2 black balls, 1 white ball, and 1 red ball. One ball is to be selected from each bag. What is the probability of selecting the white ball from the first bag or the red ball from...

Two bags each contain 2 black balls, 1 white ball, and 1 red ball. One ball is to be selected from each bag. What is the probability of selecting the white ball from the first bag or the red ball from the second bag?

a) 1/2 b) 7/16 c) 1/4 d) 3/8

A professor gives the following scores to her students. What is the mode?

a) 65 b) 75 c) 85 d) 11