Proportional Percents

Which describes a PROPORTIONAL relationship?

• crosses through the origin

• y=mx

• y/x is not the same

• each/per plus+ something

• $12.00
• $4.00
• $24.00
• $72.00

Pacino worked 8 hours out of the day.

Which proportion could you use to find the percent of the day he was working?

(Hint: There are 24 hours in a day.)

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Nyla took a math test and got 12 correct and 3 incorrect answers.

Which proportion shows how you could find the percent of wrong answers?

(Hint: 12 correct and 3 incorrect answers makes 15 total.)

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Solve for x

• x=6

• x =1/6

• x = 7

• x=9

A movie theater randomly samples the types of admission tickets sold on Friday in the afternoon and the evening. If 400 tickets are sold on a Friday afternoon, use your inference and proportional reasoning skills to determine how many of those 400 tickets would be adult tickets. Type your numerical answer only.

Tags

CCSS.Math.Content.7.RP.A.3

What is the ORIGINAL number?

• 35 ounces

• 52.5 ounces

• 70 ounces

• 87.5 ounces

Write an equation for this relationship.

• y=18x

• y=18.50x

• y=22.50x

• y=22x

Is this table proportional?

• Yes

• No

What makes a graph proportional?

• Linear

• The line goes through the origin

• Curvy line

• Linear and the line goes through the origin