One spring day, Chee noted the time of day and the temperature, in degrees Fahrenheit. Her findings are as follows: At 6 a. m., the temperature was 54° F. For the
next 3 hours, the temperature rose 2° per hour. For the next 6 hours, it rose 4° every
3 hours. The temperature then stayed steady until 6 p. m. For the next 4 hours, the
temperature dropped 1° per hour. The temperature then dropped steadily until the
temperature was 60° at midnight. On the set of axes below, graph Chee's data.