Unit 2 (Ratios & Proportional Relationships) Study Guide

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7

• 7 to 5

• 5 to 12

• 7 to 12

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Does the table represent a proportional relationship?

• Yes.

• No.

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CCSS.7.RP.A.2A

Which graph is non-proportional?

• A

• B

• C

• D

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CCSS.7.RP.A.2

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

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CCSS.7.RP.A.2D

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

• $1.00 per pound

• $3.60 per pound

• $1.20 per pound

• $1.10 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The school office ordered 24 boxes of pens. Their total cost was $191.52. What was the cost of 1 box of pens?

• $7.02

• $7.20

• $7.98

• $8.00

Tags

CCSS.6.NS.B.3

A pair of boots are $94.99.  They are 25% off. With this discount, what is the sale price? Round to nearest cent if necessary.

• $71.24

• $118.74

• 23.7475

• $23.75

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Sadie sells pianos for $815, and the sales tax rate is 15% of the sales price.  About how much is the sales tax on the piano?

• $122.25

• $830.00

• $937.25

• $692.75

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Ralph buys a computer for $675. The sales tax rate is 6%. How much did Ralph pay for the computer?

• 40.50

• 715.50

• 6.00

• 634.50

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.3

How much tip should you leave if you want to tip 23% at Applebee's on a $27.31 bill?

• $6.28

• $33.59

• $21.03

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3