Ratio and Proportion Similar

Which fraction represents the ratio 5 roosters out of 15 chickens in simplest form?

• 3:10

• 1:3

• 3

• 10:3

Which fraction represents the ratio 2 quarts to 1 gallon in simplest form?

• 1:8

• 1:4

• 1:2

• 1

Which rate has the same unit rate as 200 jumps in 5 minutes?

• 120 jumps in 1 minute

• 240 jumps in 6 minutes

• 300 jumps in 8 minutes

• 900 jumps in 10 minutes

The cost of 6 tacos is $13.20. If the cost is proportional to the number of tacos ordered, which of the following prices is not an equivalent rate?

• 2 tacos for $4.40

• 8 tacos for $17.60

• 9 tacos for $19.80

• 3 tacos for $6.20

The graph of the relationship (dogs, cost) is a line that contains the points (0, 0), (3, 12), and (6, 24). What is the constant of proportionality?

• 1/9

• 1/4

• 4

• 9

Which statement best describes the relationship in the table?

Months 12 24 36 48

Years 1 2 3 4

• The constant of proportionality is 0

• The constant of proportionality is 4.

• The number of months is proportional to the number of years.

• The number of months is not proportional to the number of years.

Tomas used a scale of 1 inch = 6 feet to construct a scale model of a deck. The deck in the model has a length of 8 inches. What is the actual length of the deck?

• 12 inches

• 14 feet

• 28 feet

• 48 feet

At the same time a 5-foot girl casts a 4-foot shadow, a nearby stop sign casts an 8-foot shadow. How tall is the stop sign?

• 9 feet

• 10 feet

• 12 feet

• 16 feet

For the triangles ABC and FGH, which statement is not true?

• ∠H ≅ ∠C

• AC corresponds to FH

• BC corresponds to GF

• ∠B ≅ ∠G

Solve the proportion.

• 8

• 9

• 14

• 15