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Pre-Alg Semester 1 Exam 20-21
By Scott du Feu
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51 questions
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Semester 1 Exam
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PRE-ALGEBRA
SEMESTER 1 EXAMINATION
MRS. FINLAY & MR. DU FEU
DECEMBER 2020
There are 50 multiple choice questions on this examination.
Be certain to choose the response that
best
answers the question.
You
MUST
show your work!!
You
MUST
follow
all
of the instructions
precisely
in order to choose the correct answer.
You
MUST
show
all
your work
on
the exam in order to get full credit for each answer.
All
calculations
should be on scrap paper or at the side of the exam and
NOT
visible.
You may
NOT
use a calculator.
GOOD LUCK!!
Question 1
1.
The product of negative five and a number?
5
x
-5 +
x
x
- 5
-5
x
visibility
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Question 2
2.
Fifteen fewer than a number
visibility
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Question 3
3.
Evaluate: –4(
t
+ 1) + 7 when
t
= 5
31
-12
-17
-31
visibility
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Question 4
4.
belongs to which groups?
Rational, Real
Irrational, Real
Irrational, Integer, Real
Rational, Integer, Whole Number, Real
visibility
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Question 5
5.
Evaluate:
64
-64
-12
12
visibility
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Question 6
6.
Evaluate:
16
-4
262,144
4
visibility
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Question 7
7.
Solve the following:
n
= 3
No solution
n
= -3
n
= -19,683
visibility
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Question 8
8.
Solve: –4
p
= 16
p
= 64
p
= -4
p
= -64
p
= 4
visibility
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Question 9
9.
Solve:
visibility
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Question 10
10.
Solve:
visibility
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Question 11
11.
Solve:
visibility
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Question 12
12.
Solve:
visibility
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Question 13
13.
Solve:
w
+ 1.2 = 5.4
w
= 4.2
w
= -6.6
w
= 6.6
w
= 6.48
visibility
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Question 14
14.
Solve:
visibility
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Question 15
15.
Solve: 7.48 = -2.2
n
n
= -3.4
n
= 5.28
n
= 5.06
n
= 3.4
visibility
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Question 16
16.
Solve:
n
= -16.5
n
= 1.7
n
= 15.5
n
= 16.5
visibility
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Question 17
17.
Simplify:
visibility
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Question 18
18.
Simplify:
0
10
1
13
visibility
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Question 19
19.
Simplify:
visibility
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Question 20
20.
Simplify:
visibility
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Question 21
21.
Simplify:
visibility
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Question 22
22.
What is the value of
n
?
-2
-12
2
12
visibility
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Question 23
23.
Find the product - your answer must be written in Scientific Notation:
visibility
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Question 24
24.
Convert into Scientific Notation: 5,678,123
visibility
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Question 25
25.
Convert into Scientific Notation: 0.987002
visibility
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Question 26
26.
Write in Standard Form:
visibility
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Question 27
27.
Write Standard Form:
-0.00034567
-34,567
0.00034567
34,567
visibility
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Question 28
28.
Evaluate in simplest form:
visibility
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Question 29
29.
Evaluate in simplest form:
visibility
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Question 30
30.
Evaluate in simplest form:
14
visibility
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Question 31
31.
Evaluate in simplest form:
visibility
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Question 32
32.
Evaluate in simplest form:
visibility
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Question 33
33.
Evaluate in simplest form:
visibility
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Question 34
34.
Evaluate in simplest form:
visibility
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Question 35
35.
Evaluate:
-8 + 12 - 11
-7
-15
-31
9
visibility
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Question 36
36.
Evaluate:
8
-8
2
-2
visibility
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Question 37
37.
Evaluate:
-25 + 15
10
-40
-10
40
visibility
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Question 38
38.
Evaluate:
-20 - 10
-10
30
10
-30
visibility
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Question 39
39.
Evaluate:
140
-140
-16
-33
visibility
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Question 40
40.
Evaluate:
15
45
-15
0
visibility
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Question 41
41.
What are possible value(s) for
a
?
No solution
-7
7
visibility
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Question 42
42.
What are the possible value(s) of
a
?
No solution
-7
7
visibility
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Question 43
43.
0.58
Not given
1.6
0.625
visibility
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Question 44
44.
Not
visibility
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Question 45
45.
Not given
visibility
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Question 46
46.
What % of 400 is 48 ?
1.2
1,200
0.12
12
visibility
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Question 47
47.
What is 6% of 400 ?
13
240
24
2.4
visibility
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Question 48
48.
What is the percent change from 50 to 40 ?
5%
20%
25%
10%
visibility
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Question 49
49.
What is 240 increased by 15% ?
300
36
276
204
visibility
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Question 50
50.
What is sale price of a pair of $80 jeans discounted 20% ?
$64
Not given
$96
$16
visibility
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Question 51
51.
BONUS QUESTION:
Simplify the expression:
31.75n
10
n
+ 2
-30.75
n
Not given
visibility
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