Question 1

Find the LCM of the given numbers.
-8

Accepted Answer

A)  512 
B)  64 
C)  72 
D)  8 
A)  512 
B)  64 
C)  72 
D)  8

Question 2

Find the mode, if it exists, for the given values.
-5, 9, 91 $$3,2,8$$

Accepted Answer

A)  9 
B)  none 
C)  20 
D)  8 
A)  9 
B)  none 
C)  20 
D)  8

Question 3

Write the factor set of the number.
-441

Accepted Answer

A)  {1, 3   7   9   21   24   49   147   441} 
B)  {1, 3   7   9   21   49   63   147   441} 
C)  {1, 3   7   9   21   49   63   441} 
D)  {1, 3   7   9   21   24   49   63   147   441} 
A)  {1, 3   7   9   21   24   49   147   441} 
B)  {1, 3   7   9   21   49   63   147   441} 
C)  {1, 3   7   9   21   49   63   441} 
D)  {1, 3   7   9   21   24   49   63   147   441}

Question 4

Provide an appropriate response.
-An integer x is divided by an integer y and the result is undefined. What can you say about x and y?

Accepted Answer

A)  Both x and y are equal to zero 
B)  There is insufficient information to say anything about x or y 
C)  x is equal to zero 
D)  y is equal to zero 
A)  Both x and y are equal to zero 
B)  There is insufficient information to say anything about x or y 
C)  x is equal to zero 
D)  y is equal to zero

Question 5

Choose the one alternative that best completes the statement or answers the question.
-Choose the expression that is equivalent to the following: $( 7 x + 2 y ) \left( 3 y ^ { 3 } \right)$

Accepted Answer

A)  $\left( 7 x + 3 y ^ { 3 } \right) ( 2 y )$ 
B)  $( 7 x ) + ( 2 y ) \left( 3 y ^ { 3 } \right)$ 
C)  $\left( 3 y ^ { 3 } \right) ( 7 x + 2 y )$ 
D)  $7 x + \left( 2 y + 3 y ^ { 3 } \right)$ 
A)  $\left( 7 x + 3 y ^ { 3 } \right) ( 2 y )$ 
B)  $( 7 x ) + ( 2 y ) \left( 3 y ^ { 3 } \right)$ 
C)  $\left( 3 y ^ { 3 } \right) ( 7 x + 2 y )$ 
D)  $7 x + \left( 2 y + 3 y ^ { 3 } \right)$

Question 6

Provide an appropriate response.
-If one whole number is subtracted from another whole number, what can you say about the result, given that the two numbers are not the same?

Accepted Answer

A)  The result could be any integer, including zero. 
B)  The result will be a whole number. 
C)  The result will be a negative integer. 
D)  The result could be either a positive or negative integer, but will not be equal to zero. 
A)  The result could be any integer, including zero. 
B)  The result will be a whole number. 
C)  The result will be a negative integer. 
D)  The result could be either a positive or negative integer, but will not be equal to zero.

Question 7

Simplify.
-240 ÷ 12 - (5 + 2)

Accepted Answer

A)  13 
B)  48 
C)  17 
D)  15 
A)  13 
B)  48 
C)  17 
D)  15

Question 8

Divide, if possible.
--99 ÷ 9

Accepted Answer

A)  11 
B)  -21 
C)  -11 
D)  $- \frac { 1 } { 11 }$ 
A)  11 
B)  -21 
C)  -11 
D)  $- \frac { 1 } { 11 }$

Question 9

Multiply.
--4 ∙ 6

Accepted Answer

A)  -20 
B)  20 
C)  -30 
D)  -24 
A)  -20 
B)  20 
C)  -30 
D)  -24

Question 10

Add.
--9 + 1

Accepted Answer

A)  -8 
B) 10 
C) 8 
D) -10 
A)  -8 
B) 10 
C) 8 
D) -10

Question 11

Simplify the decimal expression.
-70.4 ÷ 8.8

Accepted Answer

A)  80 
B)  9 
C)  0.8 
D)  8.0 
A)  80 
B)  9 
C)  0.8 
D)  8.0

Question 12

Rewrite as a fraction.
-0.6%

Accepted Answer

A)  $\frac { 3 } { 50 }$ 
B)  $\frac { 3 } { 1000 }$ 
C)  $\frac { 3 } { 500 }$ 
D)  $\frac { 3 } { 250 }$ 
A)  $\frac { 3 } { 50 }$ 
B)  $\frac { 3 } { 1000 }$ 
C)  $\frac { 3 } { 500 }$ 
D)  $\frac { 3 } { 250 }$

Question 13

Write the appropriate symbol, either , between the two integers.
-$$| - 2 |ـــــــ - | - 9 |$$

Accepted Answer

A)   
A)

Question 14

Simplify the given expression.
-$- 4 \cdot 2 ^ { 2 }$

Accepted Answer

A)  $- 64$ 
B)  $- 16$ 
C)  16 
D)  64 
A)  $- 64$ 
B)  $- 16$ 
C)  16 
D)  64

Question 15

Simplify the fraction to lowest terms.
-$\frac { 72 } { 80 }$

Accepted Answer

A)  $\frac { 79 } { 71 }$ 
B)  $\frac { 72 } { 80 }$ 
C)  $\frac { 9 } { 10 }$ 
D)  $\frac { 10 } { 9 }$ 
A)  $\frac { 79 } { 71 }$ 
B)  $\frac { 72 } { 80 }$ 
C)  $\frac { 9 } { 10 }$ 
D)  $\frac { 10 } { 9 }$

Question 16

Provide an appropriate response.
-What property of real numbers is illustrated by the following statement: -9 + 2x = 2x + (-9)

Accepted Answer

A)  associative property for addition 
B)  commutative property for subtraction 
C)  commutative property for addition 
D)  distributive property 
A)  associative property for addition 
B)  commutative property for subtraction 
C)  commutative property for addition 
D)  distributive property

Question 17

Multiply. Write your answer in lowest terms.
-$$3 \frac { 6 } { 7 } \cdot 18 \frac { 2 } { 3 }$$

Accepted Answer

A)  73 
B)  72 
C)  62 
D)  $54 \frac { 12 } { 21 }$ 
A)  73 
B)  72 
C)  62 
D)  $54 \frac { 12 } { 21 }$

Question 18

Evaluate the algebraic expression under the given conditions.
-$- 5 x ^ { 2 } - 9 x + 9$ for $x = - 2$

Accepted Answer

A)  7 
B)  $- 3$ 
C)  37 
D)  3 
A)  7 
B)  $- 3$ 
C)  37 
D)  3

Question 19

Solve the problem.
-A football player lost 3 yards on each of a number of plays. His total yardage lost was 15 yards. How many plays were involved?

Accepted Answer

A)  4 
B)  7 
C)  5 
D)  6 
A)  4 
B)  7 
C)  5 
D)  6

Question 20

For the given values, find the range.
-55

Accepted Answer

A)  40 
B)  60 
C)  51 
D)  31 
A)  40 
B)  60 
C)  51 
D)  31

Find the LCM of the given numbers. -8

Find the mode, if it exists, for the given values. -5, 9, 91 $3,2,8$

Write the factor set of the number. -441

Provide an appropriate response. -An integer x is divided by an integer y and the result is undefined. What can you say about x and y?

Choose the one alternative that best completes the statement or answers the question. -Choose the expression that is equivalent to the following: $( 7 x + 2 y ) \left( 3 y ^ { 3 } \right)$

Provide an appropriate response. -If one whole number is subtracted from another whole number, what can you say about the result, given that the two numbers are not the same?

Simplify. -240 ÷ 12 - (5 + 2)

Divide, if possible. --99 ÷ 9

Multiply. --4 ∙ 6

Add. --9 + 1

Simplify the decimal expression. -70.4 ÷ 8.8

Rewrite as a fraction. -0.6%

Write the appropriate symbol, either < or >, between the two integers. - $| - 2 |ـــــــ - | - 9 |$

Simplify the given expression. - $- 4 \cdot 2 ^ { 2 }$

Simplify the fraction to lowest terms. - $\frac { 72 } { 80 }$

Provide an appropriate response. -What property of real numbers is illustrated by the following statement: -9 + 2x = 2x + (-9)

Multiply. Write your answer in lowest terms. - $3 \frac { 6 } { 7 } \cdot 18 \frac { 2 } { 3 }$

Evaluate the algebraic expression under the given conditions. - $- 5 x ^ { 2 } - 9 x + 9$ for $x = - 2$

Solve the problem. -A football player lost 3 yards on each of a number of plays. His total yardage lost was 15 yards. How many plays were involved?

For the given values, find the range. -55

Linear Equations

Graphing Linear Equations

Systems of Equations

Exponents and Polynomials

Factoring and Quadratic Equations

Rational Expressions and Equations

A Transition

Radical Expressions and Equations

Quadratic Equations

Functions

Logarithmic and Exponential Functions

Conic Sections

Sequences, Series, and the Binomial Theorem

Filters

Exam 1: Review of Real Numbers