What is the probability of selecting a blue marble from a bag containing 3 blue marbles, 2 red marbles, and 5 green marbles?
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Math Question: Rewrite the expression 4x^2 + 12x + 9 using the distributive property.
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What is the average temperature (in degrees Celsius) of a city on Monday, Tuesday, and Wednesday, if the temperatures are 18°C, 22°C, and 16°C, respectively?