Chapter 1 Review: Ratios and Proportional Relationships

Solve the proportion below:

• 3
• 24
• 21
• 12

Which is the better deal?
Doritos
$4.39 for 11.5 oz
OR
Cheetos
$2.24 for 9.75 oz

• Doritos
• Cheetos

What is the unit rate if there are 1760 calories in 8 servings?

• 176 calories per serving

• 220 calories per serving

• 228 calories per serving

• 14,080 calories per serving

Which size of yogurt shown in the table has the lowest unit price?

• 6 oz

• 8 oz

• 10 oz

• 32 oz

The table shows the cost for ordering a certain number of pizzas. What is the value of x if the cost is proportional to the number of pizzas ordered?

• $9.99

• $29.97

• $49.95

• $59.94

What is the constant of proportionality of the linear function?

• 2

• 12

• 25

• 50

• 1.5

• 6.5

• 26

• 535.5

The table shows the relationship between time and distance. Which graph best represents the data in the table?

• 
• 
• 
• 

Solve for x

• x = 19.6

• x = 5/98

• x = 101/5

Is the graph proportional or non proportional?

• proportional
• non proportional