Exploring Ratios and Proportional Relationships

1) If 5 gallons of paint covers 40 feet of a fence, how much paint is needed one foot (Gallons/Foot)?

• 200 Gallons Per Foot

• 1/8 Gallons Per Foot

• 8 Gallons Per Foot

2) If 1/3 of a bag of cat food will feed 1/12 of the cats Shawn owns, how many bags will feed one cat?

• 4 Bags Per Cat

• .25 Bags Per Cat

• 1/36 Bags Per Cat

3) Jamie paid $45 for 7 rare baseball cards.

Tom paid $32 for 5 rare baseball cards.

Who made the better buy?

• Jamie

• Tom

4) Identify cost per magazine for the following table. What is the price per magazine?

• $.67

• $6

• $3

5) Is the graph proportional or non proportional?

• proportional

• non proportional

5) What makes the graph proportional?

• The passes through a point on y axis other than zero

• The line goes through the origin

• Curvy line

• The line is straight and goes through the origin

6) Is the graph proportional or non proportional?

• proportional

• non proportional

8. The graph shows the number of songs written in one hour. What does the point (2, 15) represent?

• Point (2,15) represents 2 Songs written in 15 Hours

• Point (2,15) represents 15 Songs written in 2 Hours

9. The graph represents the cost of mints. Use the graph to write an equation for this relationship. Let c = the total cost and n = the number of packs of mints purchased.

• C=2n

• C=1/2n

• C=n

10. A skirt is on sale for 15% off. The Original price is $12. What is the discount amount?

Hint: Only the discount amount. Not the Total cost after the discount

• $10.20

• $1.80

• $180

• $18