In a bag there are 12 red marbles and 36 blue marbles. a. What is the ratio of red
Chapter 82, Problem 21(choose chapter or problem)
In a bag there are 12 red marbles and 36 blue marbles. a. What is the ratio of red marbles to blue marbles? b. If one marble is taken from the bag, what is the probabilitythat the marble will be red? Express the probability ratio as a fractionand as a decimal.
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