Proportions Review

What is the unit rate if there are 128 pounds of dog food for 16 dogs?

• 8lb/dog

• 128/16

• 0.125 lb/dog

• not enough dog food

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

• $49.95

• 5

• $50.00

Jason can travel  $2\ \frac{3}{4}$  miles in  $\frac{1}{2}$   hour. What is his average speed in miles per hour?

• 11/8

•  $2\ \frac{3}{8}$  

•  $\frac{11}{2}$  

•  $2\ \frac{3}{6}$  

In 3 minutes, Charlotte reads $\frac{4}{5}$  pages of a book. What is her average reading rate in pages per minute?

• 3 pages per minute

•  $\frac{4}{15}$  pages per minute

•  $\frac{12}{5}$  pages per minute

Which size of package has the lowest unit price?

• 3 oz

• 8 oz

• 16 oz

• 32 oz

Determine if the table is proportional or non-proportional.

• Yes, it is proportional.

• No, it is not proportional.

Solve the Proportion.

• 20

• 4

• 40

Solve the proportion.

• 7.28

• 20

• 72.8

• 8.72

At Ford Middle School, 43% of the students are girls and 57% are boys. There are 400 students at the school altogether. Which proportion can be used to find g, the total number of girls at the school?

• 
• 
• 
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Bart can type 296 words in 8 minutes. Write an equation relating the words typed w to the number of minutes m.

• m = 37w

• w = 37m

• w = 0.02m

• m = 0.02w