Proportions

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

• 175
• 185
• 200
• 220

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Do the ratios form a proportion?

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

Does the table represent a proportional relationship?

• Yes.
• No.

Does the table represent a proportional relationship?

• Yes.
• No.

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

Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

• $30
• $20
• $60
• $10

Tags

CCSS.6.RP.A.3B

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480
• 1960
• 84
• 25

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Find the missing numerator:
2/3 = ?/9

• 1/9
• 4/9
• 6/9
• 7/9

Which of the following is an equivalent fraction to 5/6?

• 9/12
• 10/12
• 8/12
• 14/18