Ratios, Unit Rates, and Proportions

The pet store has 18 dogs toys for sale. 10 toys are frisbees and the rest are bones. What is the ratio of bones to frisbees in simplest form?

• 5/9
• 8/10
• 4/5
• 18/10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

A cake recipe calls for 1 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 1.5 cups milk
• 1.75 cups milk
• 2 cups flour
• 2.25 cups milk

Tags

CCSS.7.RP.A.2A

For every 8 hours you work you make $60. How much do you make for working 40 hours?

• $ 1,000
• $500
• $300
• $60

Tags

CCSS.6.RP.A.3B

Simplify the ratio of
35 : 14

• 5 : 2
• 2 : 5
• 3 : 1
• 35: 14

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Are the ratios proportional?
3/4 and 24/32

• yes
• no

Tags

CCSS.7.RP.A.2A

A recipe calls for 2 eggs to make 10 pancakes. How many eggs will you need to make 40 pancakes?

• 4 eggs
• 8 eggs
• 12 eggs
• 16 eggs

Tags

CCSS.6.RP.A.3B

The ratio used to find percent is...

• part/whole = %/100
• part/whole = 100 / %
• whole/part= %/ 100

3.) Which is the better deal?  5 candy bars for $4.35 or 7 candy bars for $6.23?

• 5 candy bars $4.35
• 7 candy bars for $6.23
• they are equal

Tags

CCSS.6.RP.A.3B

The table shows the weight in pounds of objects on earth compared to objects on the moon.  If an object on earth weighs 42 lbs, what is its weight on the moon?

• 7 lbs
• 12 lbs
• 84 lbs
• 252 lbs

Tags

CCSS.7.RP.A.2D