Linear Proportionality

What are the characteristics that make a graph proportional?

• same unit rate; linear

• same unit rate; goes through origin

• linear; goes through origin

• unit rate; linear; origin

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality?

• m = 0.25

• m = 12

• m = 3

• m = 36

Tags

CCSS.7.RP.A.2B

What does the point (3, 9) represent?

• There are 3 feet in 9 yards.

• There are 9 feet in 3 yards.

Tags

CCSS.7.RP.A.1

What is the constant of proportionality

• m = 1/3

• m = 9

• m = 3/9

• m = 3

Tags

CCSS.7.RP.A.2B

This relationship is ​ (a)   and is represented by the equation ​ ​ (b)   .

• nonproportional

• y = 1x + 3

• proportional

• y = 3x + 3

• y = x

• y = - 1x + 3

Tags

CCSS.8.EE.B.5

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

Tags

CCSS.7.RP.A.2A

A bottle contains 30 fluid ounces of orange juice and 18 fluid ounces of pineapple juice. Which graph best represents the ratio of orange juice to pineapple juice in this bottle?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2C

This is a ​ (a)   relationship and has an equation of ​ (b)   .

• proportional

• y = -2x

• nonproportional

• y = 2x

• y = x + 2

• y = -x + 2

Tags

CCSS.8.EE.B.5

What does the point (8, 4) represent?

• 8 hours of charge will give you 4 hours of flight time

• 4 hours of charge will give you 8 hours of flight time

Tags

CCSS.HSF.IF.B.4

What is the constant of proportionality?

• m = 4

• m = 8

• m = 0.5

• m = 2

Tags

CCSS.7.RP.A.2B