Rates, Ratios, Proportions

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7
• 7 to 5
• 5 to 12
• 7 to 12

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of red apples to green apples

• 7 apples to 3 green
• 4 red apples to 7 apples
• 4 red apples to 3 green apples
• 3 green apples to 4 red apples

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is NOT equivalent to 3:5?

• 15:25
• 9:15
• 21:28
• 30:50

Tags

CCSS.6.RP.A.3A

Is this table proportional?

• Yes
• No

Tags

CCSS.7.RP.A.2A

Write the ratio in fraction form.
orange parts to total parts

• 8:3
• 8/3
• 3 to 8
• 3/8

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

While visiting the park, you  notice 15 ducks and 9 geese swimming in the lake while 4  frogs hop nearby.
Use the information to write a ratio in simplest form:
geese to ducks

• 9:15
• 15:9
• 5:3
• 3:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which ratio is equivalent to 3:4

• 12:14
• 6:8
• 4:3
• 20:15

Tags

CCSS.6.RP.A.3A

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

Is this table proportional?

• yes
• no
• I'm not sure, I need extra help!

Tags

CCSS.7.RP.A.2A

We can tell if ratios are proportional by...

• top times top, bottom times bottom

• flipping the second and multiplying

• Cross Multiplying (Butterfly!!!)

Tags

CCSS.7.RP.A.2A