3/27 IAR Review #2

If it takes 2 hours to walk 6 miles. How many miles can you walk per hour?

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

To find the unit rate, or k, use:

• x/y
• y/x
• x+y
• xy

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

The graph of a proportional relationship must

• Go through (0, 0)
• Be a straight line
• Be a straight line AND go through (0, 0)
• None of the above

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CCSS.7.RP.A.2D

If it take 1/4 an hour to bake 4 donuts, how would you find donuts per hour?

• 1/4 divided by 4
• 4 divided by 1/4

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CCSS.7.RP.A.1

Which equation is proportional?

• y = 2
• y = 2x
• y = x + 2
• y = x - 2

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CCSS.7.RP.A.2C

An equation is proportional if ____ is constant.

• y over x

• x over y

• x plus y

• x times y

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CCSS.7.RP.A.2B

A shape grew from 2 cm to 8 cm, what was the scale factor?

• 4

• 6

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CCSS.7.G.A.1

A shape went from 8 cm to 4 cm, what was the scale factor?

• 1/2

• 2

• 4

• 1/4

Tags

CCSS.7.G.A.1

Which scale factor makes the shape smaller?

• 7/3

• 1/3

• 2.0

• 5.0

Tags

CCSS.8.G.A.3

A proportional line goes through (3, 6), therefore the equation would be

• y = 2x
• y = 1/2x
• y = 6x
• y = 3x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3