Missing: Proportional, Proportionality and Similar Shapes

Which of the following graphs represents a proportional relationship? Select ALL that apply!

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Tags

CCSS.7.RP.A.2D

The graph above shows the price of games in dollars.  Is the graph proportional and how do you know?

• The graph is proportional  because it is linear.
• The graph is proportional because it is linear and passes through the origin.
• The graph is not proportional because it does not pass through the origin.
• The graph is not proportional because it is not linear and it does not pass through the origin.

Tags

CCSS.7.RP.A.2D

What is the Constant of Proportionality of the Table?

• 3
• 1/3
• 1/2
• 6

Tags

CCSS.7.RP.A.2B

Which of the following equations represents a proportional relationship?

Tags

CCSS.7.RP.A.2C

A box of cereal weighs 14 ounces and costs $2.66. What is the price per ounce of the cereal?

• A. $0.14

• B. $0.19

• C. $0.21

• D. $0.24

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Romeo paid $380.75 in car repairs. The sales tax rate is 7.5%. Which of the following is a reasonable estimate for the total Romeo paid to repair his car?

• A. $28.50

• B. $410.00

• C. $352.50

• D. $442.00

A piece of fabric measures 152.4 centimeters in length. One inch is equal to 2.54 centimeters. What is the length of the fabric in inches?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.3D

Which set of ratios below is NOT equivalent to 3:4?

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Tags

CCSS.6.RP.A.3A

The Hoskins family spends $600 per month on groceries for their family. If this is 15% of their monthly budget, then what is their monthly budget?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.3C

Ian measures 9 kg of rice. One kilogram is approximately equal to 2.2 pounds. Which measurement represents the number of pounds of rice?

• A. 18 pounds

• B. 19.8 pounds

• C. 21.3 pounds

• D. 22 pounds

Tags

CCSS.6.RP.A.3D