Percents and Proportional Reasoning

What is a unit rate? 

• Fraction with a denominator of one. 
• Fraction with a denominator of two. 
• Fraction with a numerator of one. 
• Fraction with a numerator of two. 

Are these proportionate? 6/7 and 12/14

• NO
• Yes

Tags

CCSS.7.RP.A.2A

Are these proportionate? 10/13 and 5/6

• No
• Yes

Evaluate: x/2=4/10

• 8
• 0.8
• 5
• 0.5

Evaluate: 7/x=8/10

• 8
• 8.25
• 8.5
• 8.75

What is 16% of 45? 

• 7
• 7.1
• 7.2
• 7.3

Tags

CCSS.6.RP.A.3C

If a candy bar is selling for $32.00 and has 5% tax, what will the after-tax price be? 

• $32.50
• $33.00
• $33.60
• $35.00

If my car was originally $64.00, but had a sale for 17% off, what is the after-sale price? 

• $53.12
• $32.25
• $52.75
• $53.58

Tags

CCSS.6.RP.A.3C

A sweater originally cost $75.00. However, the item was marked up 10%. Then, the sales tax added 8% to the mark up price. What is the final price? 

• $88.10
• $89.10
• $90.10
• $87.10

Is this pair of ratios proportional: ⁹/12 and ³/6

• Yes
• No