Ratios, Rates, Proportions

Ratios can be represented as...

(Select ALL answers that apply!)

• A/B

• A to B

• A : B

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

True or False

We can compare ratios as part to part or part to whole.

• True

• False

Tags

CCSS.6.RP.A.3A

If we have the fraction 18/27, which answer choice is simplified as much as possible?

• 18/27

• 2/3

• 6/9

You can buy 1 can of juice for $2.00 or 4 cans of juice for $6.00. Are these

ratios equal?

• Yup.

• No.

Tags

CCSS.6.RP.A.3A

Select ALL proportions that are set up correctly.

• 
• 
• 

Tags

CCSS.7.RP.A.3

In Austin, Texas, 8 bats ate 40 grams of insects in one night. At this rate, how many grams of insects could 64 bats eat in one night?

• 5 grams

• 320 grams

• 512 grams

• 12.8 grams

Tags

CCSS.6.RP.A.3B

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4
• 5:11
• 2:5
• 6:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need?

• 9
• 12
• 16
• 6

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

In a class, the ratio of boys to girls is 6:5. If there are 18 boys, how many girls are there?

• 11
• 24
• 12
• 15

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3