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WorksheetsSpring Semester Exam Review
Total questions: 51
Worksheet time: 49mins
Name
Class
Date
1.
How many solutions are there?
a)
0
b)
1
c)
2
d)
Cannot be determined
2.
How many solutions are there?
a)
0
b)
1
c)
2
d)
3
3.
What are the solutions? Hint: look at x-intercepts
a)
x= -5
b)
x= -1 and x = 5
c)
(2,-9)
d)
Cannot be determined
4.
What are the solutions?
a)
x=4
b)
x= 0
c)
y=-4
d)
There are no real solutions
5.
When looking at a quadratic graph, the solution(s) are always the _____________.
a)
y-intercept
b)
vertex
c)
x-intercept(s)
d)
axis of symmetry
6.
Does this graph in the back have maximum or minimum value?
a)
maximum
b)
minimum
c)
neither
d)
both
7.
Does the equation open or or down?
Y = -3x2 +7x - 2
Y = -3x2 +7x - 2
a)
up
b)
down
8.
The solutions of a quadratic equation are known as the _____.
a)
Vertices
b)
Roots
c)
Squares
d)
Formulas
9.
What is the axis of symmetry?
a)
the slope of the graph
b)
the dividing line for a parabola
c)
a way to spin my pencil
d)
the x-axis
10.
What are the factors of
25x2 - 81?
25x2 - 81?
a)
(5x - 9)(5x + 9)
b)
(5x - 9)(5x - 9)
c)
(5x + 9)(5x + 9)
d)
Cannot be factored
11.
What is the first step when factoring polynomials?
a)
Find the GCF
b)
List all the terms
c)
Make a triangle
d)
Write the answer
12.
Factor completely.
k2 -2k - 24
k2 -2k - 24
a)
(k+4)(k-6)
b)
(k+4)(k+6)
c)
(k+6)(k-1)
d)
(k-4)(k+6)
13.
Factor completely:
3x² + 5x - 12
3x² + 5x - 12
a)
(3x + 4)(x-3)
b)
(3x - 4)(x + 3)
c)
(3x + 3)(x -4)
d)
(3x - 3)(x + 4)
14.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
15.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
16.
What is the probability of spinning the spinner and having it land on RED?
a)
33%
b)
50%
c)
12%
17.
A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
a)
5/11
b)
5/6
c)
1/3
d)
5
18.
What is the probability of spinning an even number?
a)
16 2/3%
b)
33 1/3%
c)
50%
d)
75%
19.
What is the probability of drawing a red card from a standard deck of cards?
a)
1/52
b)
13/52
c)
1/2
d)
4/52
20.
If you were to roll the die one time what is the probability of it landing on a 2?
a)
2 out of 6
b)
2 out of 2
c)
1 out of 6
d)
1 out of 1
21.
A die is rolled. What is the probability that the result is less than 3 ?
a)
1/2
b)
1/3
c)
1/4
d)
1/6
22.
A data set can have more than one mode
a)
True
b)
False
23.
To find the average or mean of a set of numbers, add up all the items and divide by...
a)
2
b)
The minimum
c)
The maximum
d)
The number of items
24.
The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below:
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?
a)
5
b)
6
c)
9
d)
11
25.
At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10
12,10,10,10,13,12,11,13,10
a)
13
b)
12
c)
11
d)
10
26.
How many games did the team play?
a)
15
b)
12
c)
24
d)
14
27.
In how many games did the team score fewer than 10 points?
a)
3
b)
5
c)
4
d)
6
28.
What percent of students have a height between 58 inches and 60 inches?
a)
25%
b)
50%
c)
75%
d)
100%
29.
What percentage of the data is between 90 and 140?
a)
25 %
b)
50%
c)
75%
d)
100%
30.
What type of relationship does this graph have?
a)
Positive
b)
Negative
c)
No Relationship
d)
Constant
31.
What is the type of relationship?
a)
Negative
b)
No Relationship
c)
Positive
d)
Constant
32.
Which scatter plot show a positive relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
33.
A card that borrows money but it has to be paid back
a)
Debit Card
b)
Credit Card
c)
Baseball Card
d)
Pokemon Card
34.
A card that uses money directly from your bank account
a)
Debit Card
b)
Credit Card
c)
Pokemon Card
d)
Baseball Card
35.
Fixed costs _______ vary with production. (fill in the blank)
a)
Do
b)
May
c)
Sometimes
d)
Do not
36.
What are some benefits to starting a savings account early?
a)
you can earn interest on money saved
b)
putting money aside will help avoid spending it on something else
c)
setting a savings goal will help
d)
all of the above
37.
What is a budget?
a)
A type of savings account
b)
A way to invest for retirement
c)
A fund for emergencies
d)
A financial plan that defines expenses for a period of time.
38.
How many months of expenses should be set aside for an emergency fund?
a)
3-6 months
b)
6-12 months
c)
12-18 months
d)
1-3 months
39.
A federal student loan is provided by...
a)
Private companies
b)
The state you live in
c)
US Federal government
d)
Investors
40.
The time between when you graduate and when you must begin repayment of student loans
a)
subsidized
b)
award letter
c)
grace period
d)
unsubsidized
41.
How many solutions does this graph have?
a)
one
b)
two
c)
no solutions
d)
cannot be determined
42.
When a basketball is shot, it forms an arc (also known as a parabola). When the basketball reaches it's highest point, what is that point called?
a)
Minimum value
b)
Slope
c)
Maximum value
d)
A parabola
43.
Is this exponential growth or decay?
a)
Growth
b)
Decay
44.
Is the pictured graph growth, decay, or linear or none?
a)
Exponential Growth
b)
Exponential Decay
c)
Linear
d)
None
45.
A new savings account is opened with $400 and gains 3% every year. What is the exponential function?
a)
f(x)=400(1+3)x
b)
f(x)=400(1-0.03)x
c)
f(x)=400(1+0.03)x
d)
f(x)=400(0.03)x
46.
What movie are these characters from?
a)
Hercules
b)
Beauty & the Beast
c)
Tangled
d)
Frozen
47.
How many Harry Potter movies are there?
a)
5
b)
9
c)
8
d)
7
48.
What is a, the starting term, for the function: f(x) = 300(1.16)x?
a)
300
b)
1.16
c)
.16
d)
x
49.
What is the y-intercept of the function?
a)
2
b)
3
c)
1
d)
-2
50.
The amount of ants in a colony, f, that is decaying can be modeled by f(x) = 800(.87)x, where x is the number of days since the decay started. By what percentage is the colony decaying?
a)
87%
b)
13%
c)
800%
d)
8.7%
51.
The expression 12(1.015)t models the population of elephants in a wildlife refuge after t years since 1975.
Is the population of elephants increasing or decreasing?
Is the population of elephants increasing or decreasing?
a)
Increasing
b)
Decreasing
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