Ratios and Proportions

Do the ratios form a proportion?

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

Tags

CCSS.7.RP.A.2A

Review.
Which equation represents the given graph?

• y = 2x
• y = 49x
• y = 7x
• y = 4x

Tags

CCSS.8.EE.B.5

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.6.RP.A.3B

A car travels 120 miles in 3 hours (with a constant speed).  How long will it take a car to travel 200 miles?

• 6 hours
• 5 hours
• 4 hours
• 1 hour

Tags

CCSS.6.RP.A.3B

The cost of 50 apples is $25.00.  How much would 75 apples cost?

• $12.50
• $50.00
• $37.50
• $75.00

Tags

CCSS.6.RP.A.3B

It takes Mike 18 minutes to finish reading 4 pages of a book.  If Mike reads each page at the same pace, how long does it take for him to finish reading 30 pages?

• 125 minutes
• 162 minutes
• 72 minutes
• 135 minutes

Tags

CCSS.6.RP.A.3B