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.

Tags

CCSS.7.RP.A.2A

Which graph is non-proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Tags

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.RP.A.3

CCSS.7.EE.B.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.6.RP.A.3C

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.RP.A.3

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.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.RP.A.3

CCSS.7.RP.A.2

CCSS.7.EE.B.3