ratio and proportion

A cake recipe calls for 1.5 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?

• 2.5 cups milk
• 1.75 cups milk
• 2 cups flour
• 2.25 cups milk

Tags

CCSS.7.RP.A.3

3:4 =15:20 True or False?

• False

• True

• Why you asking me?

Tags

CCSS.6.RP.A.3A

In the recipe of a lemonade 2 cups of sugar is needed for 3 lemons. How many lemons are needed for 6 cups of sugar?

• 4
• 6
• 8
• 9

Tags

CCSS.6.RP.A.3B

A unit rate is a ratio with:

• A denominator of 1
• A numerator of 1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Determine if the ratios are proportional.
4/5 and 15/20

• Yes
• No

Tags

CCSS.7.RP.A.2A

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Solve for n
12/6 =  4/n

• n=4
• n=2
• n=3
• n=6

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

If Mike has a ratio of 2 apples to 3 bananas, how many apples would you expect him to have if he has 15 bananas?

• 7
• 9
• 10
• 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.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 of cats.

• c=15
• c=18
• c=21
• c=16

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

In a theme park for 6 people the ticket cost £39. How much does it cost for 9 people?
                             

• £45.8
• £48
• £58.50
• £52.60

Tags

CCSS.6.RP.A.3B