SOLUTION: A red and aa green rulers and 3 different color pens (purple, black and blue).
What is the probability of selecting a green ruler and either a black or purple pen?
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What is the probability of selecting a green ruler and either a black or purple pen?
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Question 903337: A red and aa green rulers and 3 different color pens (purple, black and blue).
What is the probability of selecting a green ruler and either a black or purple pen?