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Day 2 STAAR® Blitz Assignment: Slope, y-intercept, and Proportional Graphs

Authored by Ricardo de la Cruz

Mathematics

8th Grade

Day 2 STAAR® Blitz Assignment: Slope, y-intercept, and Proportional Graphs
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11 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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What is the slope of the graph of the linear function shown on the grid?

m = 4

b = -4

m = -4

b = 4

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

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The graph models the linear relationship between the number of hours and the number of customers served at a restaurant. Based on the graph, how many customers were served per hour?

(a)  

3.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

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The table shows the relationship between the hours that Andrew worked, x, and the amount of money he earned, y. How much does Andrew earn per hour?

(a)  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Triangle ABC is shown on the coordinate grid. The coordinates of each vertex of the triangle are integers. What is the slope of segment AC?

-2

2

5.

MULTIPLE SELECT QUESTION

30 sec • 2 pts

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Giovanni is using money he collected on his birthday to start a savings account. He is going to add money to his savings account at the end of every month. The table shows how much money he will have in his account at the end of x months. Which statements are true about the situation? Select TWO correct answers.

Giovanni will save $25 at the end of every month.
Giovanni received $150 for his birthday.
Giovanni will save $50 at the end of every month.
Giovanni received $50 for his birthday.
Giovanni received $25 for his birthday.

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

On a field trip, there are three adults for every 15 students. Which graph models a relationship with the same unit rate?

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7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

The average pecan tree grows at a rate of 4 feet every 20 years. Which graph models a relationship with the same unit rate?

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Media Image

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