A pizza pan is removed at 5:00 pm from an oven whose temperature is fixed at 450 F into a room that is a constant 70 F. After 5 minutes, the pan is...

A pizza pan is removed at 5:00 pm from an oven whose temperature is fixed at 450 F into a room that is a constant 70 F. After 5 minutes, the pan is 300 F. At what time is the temperature of the pan 135 F? Determine the time that needs to elapse before the pan is 160 F. What do you notice about the temperature as time passes?