Math Assessment Study Guide Page 3
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4Unit 1 Assessment Study Guide
18.
The graph of a function is shown to the right.
Describe a situation of the graph that would be appropriate
for the variable y?
19.
Look at the expression below.
2
– 4x + 3
5x
i.
Name the term(s) of this expression.
ii.
Name the coefficient(s) of this expression.
iii.
Name the constant(s) of this expression.
iv.
True or False: 2 is the exponent of the term 5x.
20.
The Cross Country Team is sponsoring a bake sale. If their goal is to raise at least $700, how many cakes must
they sell at $4.00 each in order to meet that goal?
Write an inequality that represents this situation.
i.
ii.
How many cakes must they sell in order to meet their goal?
Graph an inequality to represent this solution.
iii.
21.
This expression is a product.
2(8a + b)(-2c + 8)
i.
As written, how many factors make up this product?
ii.
What are they?
22.
Your step-sister is a college freshman. She has 700 problems to do for homework in 70 days. She plans to
complete 10 problems a day until she is finished with all of them. You want to create a graph to show her how
many problems she has remaining after each day. Determine a scale for the x-axis and y-axis to see the remaining
number of problems each day until they are all complete.
Sketch a graph which includes the following:
i.
Labels for each axis
ii.
An appropriately labeled scale for each axis as determined by the information given.
Water is coming from the blowhole of a whale and the eruption follows a parabolic path. The height, h, in feet of
23.
2
the water, t, seconds after it is ejected from the blowhole is given by the equation, h(t)= -16t
+ 64t + 936. After 5
seconds the water reaches its maximum height. What is the maximum height of the water?
Bruno owns a business that produces wackadoodles. He must bring in more in revenue than he pays out in costs in
24.
order to turn a profit.
It costs $20 in labor and materials to make each of his wackadoodles.
His rent each month for his factory is $2000.
He sells each wackadoodle for $40.
How many wackadoodles does Bruno need to sell each month to make a profit? How do you know?
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