Unit 4 Test

Find the value of x in the ratio table

• 7

• 6

• 5

• 8

Find the missing value for m

• 4

• 6

• 8

• 20

You can buy 4 t-shirts for $12 and 3 t-shirts for $9. How could this be written as an equivalent proportion?

• 4:12 = 9:3

• 12 is to 4 as 3 is to 9

• 3:12 = 9:4

• 4 is to 12 as 3 is to 9

Jaylen can paint 5 pictures in 12.5 hours. At this rate, which proportion can be used to find p, the number of pictures that Jaylen can paint in 8 hours?

• $\frac{5}{8}=\frac{20.5}{p}$

• $\frac{5}{8}=\frac{p}{20.5}$

• $\frac{5}{12.5}=\frac{8}{p}$

• $\frac{5}{12.5}=\frac{p}{8}$

The ratio of dogs to cats being adopted today at the animal rescue center is 7 to 5. If there are 70 cats up for adoption, how many dogs are there? Which proportion could accurately answer the question?

• 7 is to 5 as a is to 70

• 5 is to 7 as a is to 70

• $\frac{5}{7}=\frac{a}{70}$

• $\frac{7}{70}=\frac{a}{5}$

Joseph and Samantha bought potatoes at the farmer's market. Joseph paid $4.32 for 6 pounds of potatoes. At that rate, how much would Samantha pay for 4 pounds of potatoes?

• $3.14

• $8.14

• $2.88

• $1.27

Uncle Buck used 5 cups of flour to make 8 dozen muffins. How many cups of flour would he need to make 20 dozen muffins?

• 3

• 8

• 5

• 12.5

Safia grew 24 plants with 6 seed packets. How many plants can she grow with 10 seed packets?

• 20

• 40

• 60

• 80

A hardware store is having a sale on air filters.

8 filters for $39.92

How much would you pay for 6 filters?

• $29.94

• $36

• $19.95

• $6

A scale drawing of an airplane is drawn with a scale of 24 feet = 1 centimeter. What is the length of the actual plane?

• 144ft

• 6ft

• 48ft

• 200ft