Direct Variation Equation

Write the equation for the table given.

• y = 1/3x

• y = 3x

• y = 1/2x

Tags

CCSS.6.EE.C.9

What does the Direct Variation Equation look like?

• y= kx

• y = mx + b

• y = b

• y = x

Which of the given graphs is a direct variation?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

What ordered pair does a direct variation always go through when graphed?

• (0, 0)

• (1, 0)

• (0, 1)

• (1, 1)

Which of the given graphs is a direct variation?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Is this a direct variation?

• yes

• no

Write an equation for this relationship.

• y=4x

• y=1/8x

• y=1/4x

• y=8x

Tags

CCSS.6.EE.C.9

What is the constant of proportionality?

• 8

• 16

• 24

• 2

Tags

CCSS.HSF-LE.A.1B

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/4

• Yes; 4

• Yes; 2

• No

A person’s weekly pay is directly proportional to the number of hours worked. Shawn’s pay is $123.00 for 20 hours of work. What is the equation of variation?

• y = 123x

• y = 20x

• y = 6.15x

• y = 0.16x