Rate of Change from Context

A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change?

• 200 feet per hour

• 75 feet per hour

• 116.7 feet per hour

• 50 feet per hour

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

A scuba diver is 20 feet below the surface of the water 10 seconds after he entered the water and 100 feet below the surface after 30 seconds. What is the scuba diver's rate of change?

• 3 feet per second

• 2 feet per second

• 4 feet per second

• 6 feet per second

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

A teacher weighted 140 pounds in 2015 and 165 pounds in 2020. What is the teacher's rate of change?

• 5 pounds per year

• 28 pounds per year

• 33 pounds per year

• 0.2 pounds per year

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

After 40 baseball games, A-Rod had 30 hits. If after 100 games he had 75 hits, what is his average hits per baseball game?

• 0.4 hits per game

• 0.6 hits per game

• 0.8 hits per game

• 0.75 hits per game

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Find the rate of change between (8,2) and (11,3).

• $\frac{1}{3}$

• $3$

• $\frac{1}{4}$

• $\frac{3}{11}$

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Find the rate of change between (-1,-7) and (5,17).

•  $\frac{1}{4}$ 

•  $4$ 

•  $\frac{1}{7}$ 

•  $-7$ 

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6