7th- Chapter 4.1-4.3

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

• c=15
• c=18
• c=21
• c=16

Tags

CCSS.7.RP.A.3

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

Tags

CCSS.6.NS.B.2

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

I paid $15.00 for 6 gallons of gasoline.
What was the price PER gallon?

• $0.40
• $9.00
• $2.50
• $0.90

Tags

CCSS.6.NS.B.3

CCSS.6.RP.A.2

CCSS.6.RP.A.3

How many gallons are in 64 quarts?
(Hint:  4 qt = 1 gal)

• 16gal
• .25gal
• .75gal
• 1.5gal

Challenge:

A bicycle has a speed of 6 m/s. What is its speed in km/h? (1 km=1000 m)

• 21.6 km/h

• 16.67 km/h

• 2.16 km/h

• 1.67 km/h

Challenge:

Convert 7 ft. per second to miles per hour.

• 4.77

• 10.27

• 5.68

• 3.25

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Find the Unit Rate.
405 rotations in 5 minutes   

• 81 rotations per minute
• 73 rotations per minute
• 18 rotations per minute
• 810 rotations in 10 minutes

Do the ratios form a proportion?

• Yes, they form a proportion.
• No, they do not form a proportion.