Use for questions 10-12: Stephanie recorded
the number of miles that she ran during
various days in September.
Miles
10
8
6
4
2
+
12
18 24 30
Days
13. Braden is hiking on a mountain. At 11:00
a.m., he is at an elevation of 500 feet. At
2:00 p.m., he is at 900 feet. Find the rate of
change in elevation.
6
15. In math class, Blake earned a 94 in the first
quarter, an 86 in the second quarter, an 88
in the third quarter, and a 96 in the fourth
quarter. Find the rate of change from the
second to the fourth quarter.
17. Kayla consumed 1800 calories on Monday.
She consumed 500 more calories on
Tuesday than she did on Monday. On
Wednesday, she consumed 100 calories
less than she had on Tuesday. Find the
rate of change in calorie intake from
Monday to Wednesday.
10. What is the rate of change in miles ran from
September 6th to September 15th?
11. What is the rate of change in miles ran from
September 15th to September 18th?
12. What is the rate of change in miles ran from
September 18th to September 21st?
14. A car worth $27,500 in 2012 is worth $16,720
in 2016. Find the rate of change in the
value of the car.
16. The Boston Red Sox had 949 runs in their
2004 season. In their 2015 season, they had
748 runs. Find the rate of change in runs.
18. Drew measured the snow accumulation
during a snowstorm. After the first hour, two
inches had accumulated. After six hours,
3 feet had accumulated. Find the rate of
change.
Gina Wilson (All Things Algebra, LLC), 2014