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?
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What is the maximum value attained by the sine function f(x) = sin x?
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Question: Graph the inequality system 2x + 3y ≤ 10 and 4x - 5y > 12. What is the solution set when graphed?