A thermometer is removed from a room where the temperature is 70° F and is taken outside, where the air temperature is 40° F. After one-half minute the thermometer reads 60° F. What is the reading of the thermometer at t = 1 min? (Round your answer to two decimal places.) ___ ° F b) How long will it take for the thermometer to reach 45° F? (Round your answer to two decimal places.) ___ min

A thermometer is removed from a room where the temperature is 70° F and is taken outside, where the air temperature is 40° F. After one-half minute the thermometer reads 60° F. What is the reading of the thermometer at t = 1 min? (Round your answer to two decimal places.) _ ° F b) How long will it take for the thermometer to reach 45° F? (Round your answer to two decimal places.) _ min