Recognising and representing proportional relationships between quantities

3 is the constant of proportionality for this table. What is a second constant of proportionality?

• 0.25

• 1/3

• 5

• 1/4

The table shows the relationship between x-values and y-values. Which of the following statements is true?

• The constant of proportionality is 5.

• The y-intercept is 20.

• This is an example of a non-proportional

  relationship.

• The rate of change is 7.5.

What is the constant of proportionality?

• $3 per hour

• $4 per hour

• $2 per hour

• $9 per hour

What is the constant of proportionality of the graph above?

• 16
• 1/16
• 1
• None of the above

What is the constant of proportionality (in miles per hour) based on the table?

• 2 mph
• 45 mph
• 90 mph
• 135 mph

Kenny is practicing for a typing test to obtain a job as a paralegal. The number of words he can type is proportional to the number of minutes. If the test is 18 minutes long, how many words will Kenny be able to type? (click on table A)

Tags

7.RP.1

What is the constant of proportionality?

• 4
• 12
• 3
• 1/3

Which of the following tables are proportional? (You may select more than one!)

• 
• 
• 

Find the Constant of Proportionality.

Identify the constant of proportionality. Write your answer as y=kx

• y = 7x

• y = 72x

• y = 9x

• y = 8x