Ratios Rates and Unit Rates Double Number Lines

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $5 per pound

• $35 per pound

• 0.125 pounds per dollar

At a school fundraiser for every 6 boxes of chocolate sold you earn 4 points. If you were to sell 42 boxes, how many points would you have earned?

(a)   ​ ​

• 28

• 54

• 26

• 30

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Ratio Table Missing Value

A store had a sale where you could get 2 bags of cashews for $3. If you wanted to buy 8 bags, how much would it cost?

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

Use equivalent ratios to find the unknown value.

• 36

• 4

• 3

• 63

Use equivalent ratios to find the unknown value.

• 3

• 5

• 30

• 35

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets

What is the value of A in this table?

• 8

• 12

• 4

• 16

Answer explanation

Use the base ratio of 2/3 to help you figure out the missing equivalent ratio A/12

Jack jumps 40 times per 4 minutes.  How many times does he jump per 1 minute?

• 5

• 10

• 40

• 36

24 mi : 2 hours

? mi : 1 hour