Proportional Relationships

Which representation shows a proportional relationship between x and y?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2D

A grocery store sells sliced turkey. The graph shows the relationship between the weight of the sliced turkey and the total cost of the sliced turkey.

• Point R means that the unit rate is $10.00 per

  pound.

• Point R means that the unit rate is 4 pounds

  per dollar.

• Point W means that the unit rate is $2.50 per

  pound.

• Point W means that the unit rate is 2.5 pounds

  per dollar.

Jerri paid $2.52 for 6 oranges. If p represents the cost, in dollars, and n represents the number of oranges purchased, which equation best represents this relationship?

• p=0.42n

• p=2.52n

• p=6n

• p=15.12n

The graph shows the total distance, in miles, traveled by a towboat over time, in hours .

Which statement best describes the meaning of the coordinates of point F on the graph?

• It shows the unit rate of the graph in hours per mile.

• It shows the unit rate of the graph in miles per hour.

Jerri paid $2.52 for 6 oranges. What is the C.O.P.?

• $0.42 per orange

• $2.39 per orange

• 42 oranges per dollar

• 2.39 oranges per dollar

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which statement best describes the relationship between x and y in the table?

• Proportional
• Not Proportional

Tags

CCSS.7.RP.A.2A

The cost of 4 pounds of grapes is $24.36. What is the constant of proportionality that relates cost in dollars, y, to the number of pounds of grapes, x?

• $6.09 per pound

• $20.36 per pound

• $8.12 per pound

• $28.36 per pound

What makes a graph proportional?

• Straight Line
• The line goes through (0,0)
• Curvy line
• Straight line and passes through (0,0)

Tags

CCSS.7.RP.A.2D

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12
• $1.50
• $3
• $1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2