Ratios and Proportional Reasoning Review

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 pizza's 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

What is the slope of the line from the table?

• 50

• 100

How much oil is needed with 1 tbsp of lemon?

• 1

• 1.5

• 2

• 3

The table shows the weight in pounds of objects on earth compared to objects on the moon.  If an object on earth weighs 42 lbs, what is its weight on the moon?

• 7 lbs

• 12 lbs

• 84 lbs

• 252 lbs

• 1 lbs

What is the unit rate if there are 1,760 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

Find the unit rate. Round to the nearest hundredth if necessary.

325 meters in 28 seconds

• 0.08 meters per second

• 11.60 meters per second

• 11.61 meters per second

• 0.09 meters per second

Find the unit rate. Round to the nearest hundredth if necessary.

128 pounds of dog food for 16 dogs

• 0.12 pounds per dog

• 9 pounds per dog

• 8 pounds per dog

• 0.13 pounds per dog