Proportion

What was Brian's unit rate?

• 3/2 word per minute

• 30 minutes per word

• 60 minutes per word

• 30 words per minute

The graph below shows a builder’s profit for townhouses he sold. What is the builder’s increase in profit if he sells 5 more townhouses?

• $8,000

• $20,000

• $40,000

• $45,000

There are 240 students at Madison Middle School. The ratio of boys to girls is 2:3. How many girls go to Madison Middle School?

• 160

• 144

• 96

• 80

The ratio of rabbits to chickens at the state fair was 7:9. If there were 693 chickens, how many rabbits were there?

• 539

• 567

• 772

• 891

Which two of the pumping rates described below represent a unit rate of 3/5 gallon per minute?

• Pump A removes 1/3 gallon in 1/5 minute.

• Pump B removes 1/5 gallon in 1/3 minute.

• Pump C removes 1/6 gallon in 1/10 minute.

• Pump D removes 1/3 gallon in 5/9 minute.

• Pump E removes 3/4 gallon in 4/5 minute.

At the grocery store, Brand A of dog food costs $9 for 2 1/2 pounds and Brand B costs $13 for 3 pounds. Which brand is the better buy?

• Brand A

• Brand B

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

Cheerios $3.68 for 17 oz.
or
Apple Jacks $2.89 for 13 oz.
Find the unit price of each and choose the better deal.

• Cheerios

• Apple Jacks

150 grams of fertilizer is required for a land area of 6 square acres.  At this rate, how many grams of fertilizer is needed for 13 square acres?

• 25 grams

• 300 grams

• 325 grams

• 310 grams

Is this proportion equal?
9/12  27/36

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