Differential Equations Quiz
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APPLICATIONS OF FIRST-ORDER ODES
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A pie at 180°C is removed from an oven and left in a room at 20°C. After 15 minutes, its temperature is 100°C. At this moment, the pie is moved to a refrigerator at 5°C. What is the temperature of the pie 30 minutes after it was placed in the refrigerator?
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