8 1/4 appe slices is the answer
Hope this helps, I did it on paper that way it would be easier to show my work.
135 because 45x3=135 at least I'm sure this is what you mean
Answer:114 red marbles
Step-by-step explanation:
19r + 1b = 20
120/20=6 black marbles
19 x 6 = 114 red marbles