Ratio Concepts Assessment

What is the purpose of raising your hand during the task?

What is the maximum amount of time you have to complete the task?

What is Jocelyn trying to determine in the task activity?

What is required in your explanations for the task?

Why are you not allowed to talk during the task?

What is the purpose of showing all of your work in the task?

What is Jocelyn's rate of texting words per minute?

Who texts more words per minute, Jocelyn or Clare?

What is the relationship between Clare's text rate and Jocelyn's text rate?

What is the number of words Allison can rap in 3 minutes?

What is the representation used by Zaria to show the number of words she can rap per minute?

What is the variable 𝑊 representing in Allison's equation?

Task Description

The task, titled "Word Speed," assesses knowledge of ratio concepts and ratio reasoning in solving problems.
Students have 60 minutes to complete the task.

Materials

Pencil
4-function calculator with square root key

Directions

Write first and last name in the space provided.
Fill in the remaining information under the name.
Do the best to complete the task.
Seek teacher's help if trouble understanding a question.
Show work and explain thinking using drawings, words, and numbers.
Ensure answers are clear enough for another person to understand.
Show all work, even when using a calculator.
Do not talk during the task to avoid distracting others.

Task Activity

Jocelyn's texting rate is provided in a table with missing numbers.
Task 1: Fill in the missing numbers in Jocelyn's table.
Task 2: Determine how many words Jocelyn can text per minute, including the unit with the answer.
Task 3: Compare Jocelyn's texting rate with Clare's, who texts 245 words in 7 minutes.
- Determine who texts more words per minute.
- Write a statement describing the relationship between Clare's and Jocelyn's texting rates.

Additional Information

Allison, Zion, and Zaria use different representations to show the number of words they can rap per minute:
- Allison uses an equation: 𝑊 = 97𝑚, where 𝑊 is the number of words and 𝑚 is the number of minutes.
- Zion uses a table.
- Zaria uses a double number line.

Demonstrate your understanding of ratio concepts and ratio reasoning by solving problems in this 60-minute performance task assessment. Use your knowledge to answer questions and show your work. You'll need a pencil and a 4-function calculator with a square root key.