Grade 7 | Unit 2 | Lesson 4: Proportional Relationships and Equations | Practice Problems

A certain ceiling is made up of tiles. Every square meter of ceiling requires 10.75 tiles. Fill in the table with the missing values.

Square meters of ceiling	Number of tiles
1
10
100

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CCSS.6.RP.A.3D

• 1.6 hours

• 2 hours

• 1.5 hours

• 1.8 hours

• 1.9 hours

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CCSS.6.EE.B.7

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CCSS.7.RP.A.2C

A map of Colorado says that the scale is 1 inch to 20 miles or 1 to 1,267,200. Are these two ways of reporting the scale the same? Explain your reasoning.

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CCSS.3.NF.A.3D

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CCSS.7.G.A.1