Unit 2 Retake Study Guide - Proportional Relationships

The table shows a proportional relationship between ____________ and ____________.

• cups of milk, tablespoons of chocolate syrup

• cups of water, tablespoons of sugar

• cups of flour, tablespoons of oil

• cups of juice, tablespoons of honey

The scale factor shown is ____________.

• 4

• 2

• 6

• 8

The constant of proportionality for this relationship is ____________.

• 3/2

• 2/3

• 1/2

• 3

Use the information in the table to complete the statements. Some terms are used more than once. 4. The units for the constant of proportionality are ____________ per ____________.

• tablespoons of chocolate syrup, cup of milk

• cups of milk, tablespoon of chocolate syrup

• tablespoons of chocolate syrup, ounce of milk

• ounces of chocolate syrup, cup of milk

What is the interpretation of the constant of proportionality in the first table?

• The constant of proportionality is 1/1000, meaning 1 meter is 0.001 kilometers.

• The constant of proportionality is 1000, meaning 1 kilometer is 1000 meters.

• The constant of proportionality is 1/100, meaning 1 meter is 0.01 kilometers.

• The constant of proportionality is 10, meaning 1 kilometer is 10 meters.

Complete the table below. What is the interpretation of the constant of proportionality in the second table?

• The constant of proportionality is 1000, meaning 1 kilometer is 1000 meters.

• The constant of proportionality is 100, meaning 1 kilometer is 100 meters.

• The constant of proportionality is 10, meaning 1 kilometer is 10 meters.

• The constant of proportionality is 1, meaning 1 kilometer is 1 meter.

What is the relationship between the two constants of proportionality?

• They are equal.

• They are reciprocals of each other.

• They are unrelated.

• One is double the other.

The table below shows a relationship between apples and cost. What is the constant of proportionality in this situation?

• $1 per apple

• 1 apple per $1

• 3 apples for $1

• 1 apple for $3

Elena has some bottles of water that each holds 17 fluid ounces. Write an equation that relates the number of bottles of water (b) to the total volume of water (w) in fluid ounces.

• w = 17b

• w = b + 17

• w = 17 + b

• w = b / 17

Elena has some bottles of water that each holds 17 fluid ounces. How much water is in 51 bottles?

• 867 fluid ounces

• 777 fluid ounces

• 927 fluid ounces

• 817 fluid ounces