Representing Proportional Relationships Through an Equation

Which equation DOES NOT represent a proportional relationship?

• y = 11x

• y = x/4

• y = 1/2 x

• y = x + 3

Tags

CCSS.7.RP.A.2C

Chase makes $65 for 3 hours of work. Write a proportion to determine how many hours h Chase worked when he made $150.

Tags

CCSS.7.RP.A.2C

Sami wants to enlarge a 4 x 6 photo so it has a width of 15. What is the new length of the photo?

• 3

• 15

• 10

• 2

Which best describes the graph?

• Proportional

• Nonproportional

Tags

CCSS.7.RP.A.2D

What is the equation for this table?

• y = -2x + 5

• y = 2x + 5

• y = 5x - 2

• y = 5x + 5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the y-intercept of a line representing a PROPORTIONAL relationship?

• (1,1)

• (0,0)

• (1,0)

• (0,1)

Tags

CCSS.7.RP.A.2D

In a direct variation, y = 39 when x = 3. 
Find the value of y when x = 2.

• 26

• 3

• 58.5

• 2

Tags

CCSS.7.RP.A.2B

The amount of money earned on a job is directly proportional to the number of hours worked.  If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

• $2

• $308

• $1.57

• $265

Tags

CCSS.6.RP.A.3C

What is the slope intercept form of the line represented by the coordinates in this table?

• y = 1/3x + 9

• x = 3y -9

• y = 3x + 9

• y = 9x +0

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation that represents the relationship between the weight(x) and the cost(y).

• y = 1/2 x

• y = 1/4 x

• y = 2x

• y = 4x

Tags

CCSS.8.EE.B.5