PLEASE HELP I GIVE 20 POINTS!
2 answers:
Process elimination so... C doesn't make sense D doesn't make sense. So B or a. Go with a.
I think u should go w/ choice A because u need to find the theoretical probability of Eric picking a black marble.......
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Answer:
there is not any correct answer among the options.
the answer is

The answer to your question is x = 8
C because they added up to that number
120 is your answer cause half 120 is 60