2.A weather station on the top of a mountain reports that the temperature is currently 0°C and has been falling at a constant rate of 3°C per hour. If it continues to fall at this rate, find each indicated temperature.
a.What will the temperature be in 2 hours?
b.What will the temperature be in 5 hours?
c.What will the temperature be in half an hour?
d.What was the temperature 1 hour ago?
e.What was the temperature 3 hours ago?
f.What was the temperature 4.5 hours ago?