Ratio, Rates, Percents

In a classroom of 30 kids there are 18 girls and 12 boys. What is the ratio of girls to boys?

• 3:2

• 9:15

• 2:3

• 6:15

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

One slice of pizza had 4 olives, 2 pieces of pepperoni, 2 onions and 3 mushrooms. What is the ratio of pepperoni to onions on this slice?

• 4:3

• 2:3

• 1:1

• 4:1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is one of the biggest differences between ratios and rates.

• Ratios have to do with speed, Rates have to do with weight

• Ratios are always in miles per hour, Rates use kilometers per hour.

• Ratios don't have units, rates do.

• Ratios are percents, whereas rates are ratios

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which of these is an example of a unit rate?

• 3 loaves of bread for $5.00

• 27 miles per hour

• 2 pounds for $6.99

• 120 miles in 3 hours

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Soda is on sale 4 packs for $10. What is the unit rate? (i.e. how much is each pack)

• $4.10

• $2.50

• $1.67

• $0.40

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Pasta sauce is on sale 3 for $5. You only need 2 jars. How much will you spend?

• $2.50

• $3.50

• $1.20

• $3.33

Tags

CCSS.6.RP.A.3B

You're going to have a BBQ with grilled corn on the cob. Yum. You will need 12 ears of corn. Right now they're on sale 5 for $2. How much will you spend for 12?

• $30

• $5.20

• $4.80

• $2.50

Tags

CCSS.6.RP.A.3B

You are running a 10k. You run the first 2 kilometers in 13 minutes. At this rate, what will be your total time for the 10 kilometer race?

• 1.53 hours

• 65 minutes

• 130 minutes

• 32.5 minutes

Tags

CCSS.6.RP.A.3B

You're looking to buy a used car. The dealership offers you two options: 1.) $300 per month for 36 months or 2.) or $415 per month for 24 months.

Which option would have you spending less money overall?

• Option 1

• Option 2

Tags

CCSS.7.EE.B.3

What does the word "percent" mean?

• Out of 1

• Out of 10

• Out of 1,000

• Out of 100

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.3