SOLUTION: A hat contains 40 marbles; 18 are red, 22 are green. If one marble is randomly selected, what is the probability that the marble is red?

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Question 286331: A hat contains 40 marbles; 18 are red, 22 are green. If one marble is randomly selected, what is the probability that the marble is red?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
18/40 = 9/20