Identifying Functional Relationships

Create an equation to represent the proportional relationship in the table given.

• y = 1/3x

• y = 3x

• y = 1/2x

• x = 3y

Tags

TEKS.MATH.8.5A

TEKS.MATH.8.5B

TEKS.MATH.8.5I

Determine the constant of proportionality for the following graph and create an equation to represent the proportional relationship.

• k = 60 miles per hour; m=60h

• k = 1/60 miles per hour; m=1/60h

• k = 60 hours per mile; h=60m

• k = 60 miles per hour; h=60m

Tags

TEKS.MATH.8.4B

Does the following table represent a proportional relationship? If so identify the constant of proportional and create an equation to represent it.

• Proportional; k = 1/40 pages per day; y=1/40x

• Proportional; k = 40 pages per day; y=40x

• Not Proportional

• Proportional; k = 40 days per pages; y=40x

Tags

TEKS.MATH.7.4C

Does the following graph represent a proportional relationship?

• No, because it does not start at the origin.

• No, because it is not a straight line.

• Yes, because it starts at the origin.

• Yes, because it is a straight line.

Tags

TEKS.MATH.7.4A

Does the equation g=1/4w represent a proportional relationship? If so, identify the constant of proportionality.

• Proportional; k=1/4

• Proportional; k=4

• Not Proportional

Tags

TEKS.MATH.7.4C

Does the following table represent a proportional relationship? If so, identify the constant of proportionality and create an equation to represent it.

• Proportional; k=8; y=8x

• Not Proportional

• Proportional; k = -8; y=-8x

• Proportional; k=1/8; y=1/8x

Tags

TEKS.MATH.7.4C

Which equation BEST represents the proportional relationship shown in the table?

• m=45h

• y=45x

• m=1/45h

• y=1/45x

Tags

TEKS.MATH.8.4B

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33

• 44

• 32

• 48

Tags

TEKS.MATH.7.4C

Which of the following graphs does not represent a proportional relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

TEKS.MATH.7.4A

What is the constant of proportionality?

• k = 15 gallons of water per minute

• k = 1/15 gallons of water per minute

• k = 15 minutes per gallon of water

• k = 1/15 minute per gallons of water

Tags

TEKS.MATH.7.4C