Understanding Proportional Relationships

A car travels 150 miles in 3 hours. What is the unit rate of the car's speed in miles per hour?

• 45 miles per hour

• 50 miles per hour

• 55 miles per hour

• 60 miles per hour

Tags

VA.6.PFA.2.a

Given the table of values below, determine if a proportional relationship exists between the quantities. | Quantity A | Quantity B | |------------|------------| | 2 | 10 | | 4 | 20 | | 6 | 30 | | 8 | 40 |

• Yes, there is a proportional relationship.

• No, there is no proportional relationship.

Tags

VA.6.PFA.2.c

A recipe requires 4 cups of flour for every 2 cups of sugar. If you have 6 cups of sugar, how many cups of flour do you need?

• 8 cups

• 10 cups

• 12 cups

• 14 cups

Tags

VA.6.PFA.2.b

A graph shows a line passing through the origin with a slope of 3. What is the unit rate of the proportional relationship represented by this graph?

• 1

• 2

• 3

• 4

Tags

VA.6.PFA.2.a

A table shows the following values for a proportional relationship: | Hours | Distance (miles) | |-------|------------------| | 1 | 60 | | 2 | 120 | | 3 | 180 | What is the unit rate of speed in miles per hour?

• 50 miles per hour

• 60 miles per hour

• 70 miles per hour

• 80 miles per hour

Tags

VA.6.PFA.2.a

A graph shows a proportional relationship between time and distance. If the graph passes through the points (2, 10) and (4, 20), what is the unit rate?

• 4

• 5

• 6

• 7

Tags

VA.6.PFA.2.a

A table of values is given below. Determine the missing value if the relationship is proportional. | Quantity X | Quantity Y | |------------|------------| | 3 | 9 | | 5 | 15 | | 7 | ? |

• 18

• 19

• 20

• 21

Tags

VA.6.PFA.2.b

A graph shows a proportional relationship between the number of hours worked and the amount of money earned. If the graph passes through the points (1, 15) and (2, 30), what is the unit rate of earnings per hour?

• $10

• $15

• $20

• $25

Tags

VA.6.PFA.2.a

A table shows the following values for a proportional relationship: | Time (hours) | Distance (miles) | |--------------|------------------| | 1 | 45 | | 2 | 90 | | 3 | 135 | What is the unit rate of speed in miles per hour?

• 40 miles per hour

• 45 miles per hour

• 50 miles per hour

• 55 miles per hour

Tags

VA.6.PFA.2.a

A graph shows a line passing through the origin with a slope of 2.5. What is the unit rate of the proportional relationship represented by this graph?

• 1.5

• 2.0

• 2.5

• 3.0

Tags

VA.6.PFA.2.a