MMA Unit 1 Review: Rates, Ratios, and Proportions

A(n) (a)   is the comparison of two numbers by division.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

If two figures have the same shape, but not the same size, then they are (a)   .

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CCSS.8.G.A.2

CCSS.HSG.CO.B.6

A statement that two ratios are equal is called a(n) (a)   .

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CCSS.7.RP.A.2A

Solve for x.

 $\frac{8}{x}=\frac{2}{3}$  

• 4

• 12

• 24

• 16

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CCSS.7.RP.A.3

Solve for n.

 $\frac{n}{0.3}=\frac{9}{0.6}$  

• 4.5

• 2.7

• 1.8

• 6

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CCSS.7.EE.B.3

Simplify:  $\frac{-2-5\cdot6}{12+2^2}$  

• 4

• -3

• 16

• -2

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CCSS.7.EE.B.3

Solve the following:

-8 - (-12) + 4

• 8

• 0

• -16

• 16

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CCSS.7.NS.A.3

 $-4x-7=-19$  

•  $x=3$  

•  $x=-10$  

•  $x=-9$  

•  $x=12$  

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CCSS.7.EE.B.4A

Which of the following is equivalent to -5(2x + 3)?

• 2x + 3

• 10x + 15

• -10x - 15

• -10x + 3

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CCSS.6.EE.A.3

A farmer wants to estimate the number of rabbits on his farm.

On Monday he catches 120 rabbits.

He puts a tag on each rabbit.

He then lets the rabbits run away.

On Tuesday the farmer catches 70 rabbits.

15 of these rabbits have a tag on them.

Work out an estimate for the total number of rabbits on the farm.

• 560

• 500

• 120

• 1000