Question

2) In December the temperature before sunrise was -5°F. The temperature then rose an

average of ¼ degree each hour for 4 hours before dropping an average of 1 3/4 degrees each
hour for 3 hours. What was the temperature, in degrees Fahrenheit, after 7 hours?
3)

Answer 1

-9 1/4°F

In four hours, the temperature rises to -4°
Three hours later, the temperature dropped by 5 1/4°F, resulting in a temperature of -9 1/4°F