THIS IS A PRACTICE TEST, THIS GOES EVERYTHING EXCEPT THE VOCAB AND CHALLENGE PROBLEM. MAKE SURE YOU KNOW HOW TO DO EACH PROBLEM. IF YOU DO NOT KNOW PLEASE ASK FOR ADDITIONAL HELP/PRACTICE
THIS IS A PRACTICE TEST, THIS GOES EVERYTHING EXCEPT THE VOCAB AND CHALLENGE PROBLEM. MAKE SURE YOU KNOW HOW TO DO EACH PROBLEM. IF YOU DO NOT KNOW PLEASE ASK FOR ADDITIONAL HELP/PRACTICE
Question 1
1.
Question 2
2.
LT 3A: I can determine the rate of change and slope in linear relationships.
Find the rate of change represented in this table of values. Simplify.
Question 3
3.
LT 3B: I can graph a linear function using intercepts.
Graph the following linear function by finding its intercepts:
The x-intercept is_______.
The y-intercept is_______.
Question 4
4.
3C: I can write and graph a linear function in slope-intercept form.
Directions: Write AND graph a linear function in slope-intercept form from the given scenario.
An investor invests $560 in a certain stock. The value of the stock has increased at a rate of $60 per month.
The linear function is _______ .
Question 5
5.
3D: I can write and graph linear inequalities.
Directions: Write AND graph a linear inequality from the given scenario.
Elijah can spend at least $20 on snacks for a party. Chips cost $3 per bag and juice costs $5 per bottle.
The written inequality is_______.
Question 6
6.
When Angel left his house in the morning, his cell phone battery was partially charged. Let
y represent the percentage charge remaining in Angel's battery, x hours since Angel left his house. The linear function representing this situation is graphed below.
The equation of this line is _______.
The x-intercept is _______which means _______.
The y-intercept is _______ which means _______.
Question 7
7.
Jay DID NOT graph the given inequality correctly. Answer the following question and correct his mistake(s) in the "show your work" section.
What should Jay do to fix his graph?
Choose the ordered pair that is a solution to the equation represented by the graph.