3
YAN
12
11
10
9
8
7
Temperature (°C)
6
5
4
3
2
1
7:00
8:00
9:00
10:00
Time
Find the average rate of change in temperature, measured as degrees Celsius per hour,
between 7:30 and 9:30. Enter your answer to the nearest whole number.
Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative