Ratios and Proportions

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12

• $1.50

• $3

• $1

A scale drawing of a billboard uses the scale 4 cm:9 ft. The length of the billboard in the drawing is 11 cm. How long is the actual billboard?

• 13 ft

• 20.75 ft

• 24.75 ft

• 22 ft

Jordyn bought 4 gallons of gasoline and it cost $16.80. What is the price per gallon?

• $67.20 per gallon

• I have no clue!

• $3.00 per gallon

• $4.20 per gallon

Angie purchased 25 fruits in all. 10 were apples and the rest were peaches. What is the ratio of peaches to apples? (In simplest form)

• 3/2

• 25/10

• 10/15

• 15/10

Find the unit rate of the ratio below:
30 cm of snow in 6 hours

• 6 cm of snow per hour

• 30 cm of snow per hour

• 5 cm of snow per hour

• 3 cm of snow per hour

Which of these ratios is equivalent to 3:4?

• 12:9

• 9:20

• 9:12

• 803:804

The ratio of pass to fail in PE class is 5:1.  If there are 90 students in PE, how many are passing?

• 75 students are passing

• 75 are failing

• 15 students are passing 

• 15 students are failing

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Solve for x

• x=6

• x =1/6

• x = 7

• x=9

A bag contains marbles: 5 blue and 10 green. How many green marbles are there for every blue marble?

• 1

• 2

• 5

• 10