RRRRRRRRRR-Ratios!
Unit Rates
The (Unit) Price is Right!
Ratio Tables, Graphs, & Models
100
Write a part-to-part and a part-to-whole ratio for each problem situation.
Of the 200 students surveyed in 5th grade, 120 prefer bananas and 80 prefer apples.
Part-to-Part: 120:80 or 80:120
Part-to-Whole: 200:120 or 120:200 AND 200:80 or 80:200
100
Luis teaches piano lessons. Luis charges $112.50 for 5 hours of lessons. The unit rate for 10 hours of work is $______.
What is $225.00?
100
This is the unit price for 2 lbs of grapes costing $1.99.
What is $1.00 per pound?
100
Two out of every seven rubber bands in a multi-colored package are green. Which model would you use to determine the number of rubber bands that will be green in a multi-colored package of 35 rubber bands?
What is C?
200
There are 43 dogs and 25 cats in the Valley View Humane Society available for adoption. Write the ratio of dogs to the total number of animals available for adoption and the ratio of cats to the total number of animals available for adoption.
What is 43:68 and 25:68?
200
A swimming coach charges by the hour for swimming lessons. The swimming coach charges $49.50 for 3 hours of lessons. This is the unit rate for 1 hour of swimming lessons.
What is $16.50?
200
This is the unit price for 2.5 lbs of ketchup costing $5.00.
What is $2.00 per pound?
200
Together, Asia and Ebony own 30 books. The tape diagram shows the ratio books Asia owns : books Ebony owns. How many books does EACH GIRL own?
Ebony owns 12 books.
Asia owns 18 books.
300
Essam buys 3 apples, 5 bananas, and 7 carrots from a market. What is the ratio of bananas to carrots?
What is 5:7?
300
At the grocery store, you can buy pumpkin seeds in bulk. 2 pounds of pumpkin seeds cost $11.90. This is the unit rate for 3 pounds of pumpkin seeds.
What is $17.85?
300
This is the unit price for 4 lbs of oranges costing $4.80.
What is $1.20 per pound?
300
There are 85 tulips for every 60 daffodils.
400
Determine whether each statement represents additive reasoning or multiplicative reasoning.
The temperature was 70 degrees Fahrenheit. It rose 3 degrees in one hour.
What is additive?
400
This is the unit rate for a store that sells 60 square feet of hardwood flooring for $345.
A) $345 per 60 square feet
B) $57.50 per 10 square feet
C) 5.75 per square feet
D) $5.75 per square feet
What is D) $5.75?
It is not C) because there is NO "$" associated with this answer.
400
This is the unit price for 2 lbs of turkey that costs $6.98.
What is $3.49 per pound?
400
Krissa works as a cashier in an office supply store. Graph shows the ratio amount earned : time worked. They worked 3 hours how much was earned?
What is a $45.00?
500
Of the 45 members of the Henley Middle School Drama Club, 28 are sixth-graders, the rest are in the seventh grade. Which is a part-to-part ratio that describes this situation?
What is 17 seventh-graders to 28 sixth-graders?
500
Tyler can swim 5 laps of the school pool in 3 minutes, Jose can swim 6 laps in 4 minutes, and Kevin can swim 4 laps in 2 minutes. Who is the fastest swimmer?
Who is Kevin?
500
This is the unit price for 3.5 lbs of mixed nuts costing $9.99.
What is $2.85 per pound?
500
Pedro, Ella, and Roopa made a graph to compare how well they are paid on their jobs. The graph shows the ratio amount earned : hours worked for each of them. Who is paid the highest rate AND how much are they paid?
Who is Roopa and Roopa is paid $12.50 per hour?