Modeling with Rates and Initial Value

Kim traveled 6 miles in two hours. Which line represents Kim?

• Dashed Blue

• Solid Black

What is the cost for 12 pounds of apples?

• $12

• $20

• $24

• $30

Which equation matches this table?

• y = .3x

• y = x + .3

• y = .3x + 1

• y = .3x - 1

Which equation matches this table?

A tree grows an average of 2 feet per year. This year, it is 20 feet tall. 6 years later, it will be 32 feet tall.

What is the rate of change?

• The tree grows 2 feet per year

• The tree grows 32 feet per year

• The tree grows 12 feet per year

• The tree grows 6 feet per year

A tree grows an average of 2 feet per year. This year, it is 20 feet tall. 6 years later, it will be 32 feet tall.

How tall will the tree be after 3 years?

• 26 feet tall

• 20 feet tall

• 32 feet tall

• 30 feet tall

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Write an equation for the word problem: 
A tree was planted when it was 10 inches tall. It grows 3 inches per week.

• y = 3x

• y = 10x + 3

• y = 10x

• y = 3x + 10

The graph shows the weight of a bucket as it is filled with sand. What is the weight of the empty bucket?

• 0 pounds

• 1 pound

• 2 pounds

• 6 pounds

What is the rate of change of this graph?

• 12500 h/kg

• 12500 kg/h

• -12500 h/kg

• -12500 kg/h