PA Topic 2: Lesson 3 to Lesson 5

Is the relationship between the number of slices of salami in a sandwich and the number of of calories proportional?

• No, the ratios of calories to slices of salami are not all equivalent.

• Yes, the ratios of calories to slices of salami are not all equivalent.

• No, the ratios of calories to slices of salami are equivalent.

• Yes, the ratios of calories to slices of salami are equivalent.

Tags

CCSS.7.RP.A.2A

A wholesale club sells eggs by the dozen. Does the table show a proportional relationship between the number of dozens of eggs and the cost?

• No, the ratios of cost to dozens of eggs for all related pairs are not equivalent.

• Yes, the ratios of cost to dozens of eggs for all related pairs are not equivalent.

• No, the ratios of cost to dozens of eggs for all related pairs are equivalent.

• Yes, the ratios of cost to dozens of eggs for all related pairs are equivalent.

Tags

CCSS.7.RP.A.2A

The height of a building is proportional to the number of floors. The figure shows the height of a building with 9 floors. How tall would the building be if it had 15 floors?

• 15 feet

• 225 feet

• 250 feet

• 2025 feet

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Which of the following statements about the table is true? Select all that apply.

• The table shows a proportional relationship.

• When x is 20, y is 2.55

• All the ratios y/x for related pairs of x and y are equivalent to 8.

• The unit rate of y/x for related pairs of x and y is 1/8

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in the equation y = 5x?

• -5

• 5

• -5x

• 5x

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in the equation y = 0.41x?

• 0.41

• -0.41

• 0.41x

• -0.41x

Tags

CCSS.7.RP.A.2B

The weight of 3 eggs is shown. Assuming the eggs are all the same weight, find the constant of proportionality.

• 40 grams

• 117 grams

• 1/40 grams

• 60 grams

Tags

CCSS.7.RP.A.2B

The height of a stack of DVD cases is proportional to the number of cases in the stack. The height of 6 DVD cases is 114 mm. Write an equation that relates the height, y, of a stack of DVD cases and the number of cases, x, in the stack.

• y = 19x

• y = 114/6x

• y = 6/114x

• y = 17x

Tags

CCSS.HSF-BF.A.1A

The height of a stack of DVD cases is proportional to the number of cases in the stack. The height of 6 DVD cases is 114 mm. What would be the height of 13 DVD cases?

• 228 mm

• 247 mm

• 266 mm

• 246 mm

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

600,000 gallons of water pass through a given point along a river every minute. Which equation represents the among of water, y, that passes through the point in x minutes.

• x = 10,000x

• y = 600,000x

• y = 10,000x

• y = 600,000 + x

Tags

CCSS.6.EE.C.9