A roasted turkey is taken from an oven when its temperature has reached 185 ∘ Fahrenheit and is placed on a table in a room where the temperature is 75 ∘ Fahrenheit. Give answers accurate to at least 2 decimal places. (a) If the temperature of the turkey is 146 ∘ Fahrenheit after half an hour, what is its temperature after 45 minutes? (b) When will the turkey cool to 100∘100∘ Fahrenheit?
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(a) So after 45 minutes, the temperature will be
132.04° Fahrenheit
(b) The turkey will cool to 100° Fahrenheit after
101.53 minutes
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