A cup of hot chocolate is taken out of the microwave and has an initial temperature of 198 F The drink is placed on the counter in a room whose temperature is 73 F After 7 minutes the temperature of the hot chocolate has dropped to 150 F a Find the function T t which gives the temperature of the hot chocolate in degrees Fahrenheit t minutes after the hot chocolate was removed from the microwave T t OF b Estimate the temperature of the hot chocolate 16 minutes after the drink was removed from the microwave Round to two decimal places c Estimate the number of minutes after removal from the microwave for the temperature of the hot chocolate to reach 91 F Round to two decimal places