A container of hot liquid is placed in a freezer that is

Last updated: 7/13/2022

A container of hot liquid is placed in a freezer that is kept at a constant temperature of 20°F. The initial temperature of the liquid is 160°F. After 5 minutes, the liquid's temperature is 60°F. (a) Write an equation for the temperature y of the liquid t minutes after it is placed in the freezer. (b) How much longer will it take for its temperature to decrease to 48°F? (Round your answer to two decimal places.)