Question 1

Approximate the irrational number with a rational number to two decimal places. $\sqrt { 20 }$

Accepted Answer

A)  4.24 
B)  6.68 
C)  5.88 
D)  4.68 
E)  4.47 
A)  4.24 
B)  6.68 
C)  5.88 
D)  4.68 
E)  4.47 E

Question 2

$- 112 + 112 = 0$

Accepted Answer

A) True 
 B)False  True

Question 3

Let $y = - 1$ and $z = - 2$ . Find $$\mathrm { C } = z - y$$ C = __________

Accepted Answer

-1

Question 4

Evaluate the following expression using your calculator. $$- 1,031 - 1,590 - ( - 225 )$$

Accepted Answer

The answer of Evaluate the following expression using your calculator....

Question 5

20 >   2

Accepted Answer

A) True 
 B)False

Question 6

Express each fraction in standard form.

Accepted Answer

The answer of Express each fraction in standard form. ...

Question 7

Perform the indicated operation. $$( - 14 ) ( 0 )$$

Accepted Answer

The answer of Perform the indicated operation. \[( - 14...

Question 8

Simplify the expression. $\frac { 1 } { 5 } - \frac { 1 } { 8 } + \frac { 2 } { 7 } =$________

Accepted Answer

The answer of Simplify the expression. \(\frac { 1 }...

Question 9

A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder? 
__________ ft

Accepted Answer

The answer of A 17-foot ladder reaches a window 15...

Question 10

Let $y = - 2$ and $z = - 5$ . Find $D = y - z$ $$D =$$ __________

Accepted Answer

The answer of Let $y = - 2$ and \(z...

Question 11

Find the quotient. $$( - 11 ) \div 0$$

Accepted Answer

A)  11 
B)  1 
C)    11 
D)  0 
E)  impossible 
A)  11 
B)  1 
C)    11 
D)  0 
E)  impossible

Question 12

Let $u = - 5 , v = 6 , w = - 10$ and $x = - 3$ Evaluate the expression.

Accepted Answer

A)  35 
B)  24 
C)  -35 
D)  25 
E)  -25 
A)  35 
B)  24 
C)  -35 
D)  25 
E)  -25

Question 13

Evaluate the expression for the given values of the variables. $$F = \frac { 2 w y z } { x }$$ for w = 2, x = 2, y = 3 and z = 4. $F =$ __________

Accepted Answer

The answer of Evaluate the expression for the given values...

Question 14

Find the positive square root of the number   49. If there is no square root, enter impossible.

Accepted Answer

The answer of Find the positive square root of the...

Question 15

Evaluate the expression. $$- 8 - 5 - 9$$

Accepted Answer

The answer of Evaluate the expression. \[- 8 - 5...

Question 16

Let $x = - 7$ and $z = - 10$ . Find $$B = x - z$$

Accepted Answer

A)  $B = - 17$ 
B)  $B = - 3$ 
C)  $B = 3$ 
D)  $B = 17$ 
E)  none of these 
A)  $B = - 17$ 
B)  $B = - 3$ 
C)  $B = 3$ 
D)  $B = 17$ 
E)  none of these

Question 17

Perform the indicated operation. $$7 ( - 9 )$$

Accepted Answer

The answer of Perform the indicated operation. \[7 ( -...

Question 18

Find the positive square root of the number $\frac { 1 } { 4 }$

Accepted Answer

A)  $\frac { 1 } { 4 }$ 
B)  impossible 
C)  $2$ 
D)  $\frac { 1 } { 2 }$ 
E)  $1$ 
A)  $\frac { 1 } { 4 }$ 
B)  impossible 
C)  $2$ 
D)  $\frac { 1 } { 2 }$ 
E)  $1$

Question 19

Is 33 greater or smaller than 18? 
Enter your answer in the form 33 > 18 or 33 < 18

Accepted Answer

The answer of Is 33 greater or smaller than 18?...

Question 20

Evaluate the expression. $$- 7 - ( - 7 ) - 19$$

Accepted Answer

A)  -33 
B)  -19 
C)  -5 
D)  19 
E)  none of these 
A)  -33 
B)  -19 
C)  -5 
D)  19 
E)  none of these

Approximate the irrational number with a rational number to two decimal places. $\sqrt { 20 }$

$- 112 + 112 = 0$

Let $y = - 1$ and $z = - 2$ . Find $\mathrm { C } = z - y$ C = __________

Evaluate the following expression using your calculator. $- 1,031 - 1,590 - ( - 225 )$

20 > 2

Express each fraction in standard form. $Express each fraction in standard form.$ $Express each fraction in standard form.$ $Express each fraction in standard form.$

Perform the indicated operation. $( - 14 ) ( 0 )$

Simplify the expression. $\frac { 1 } { 5 } - \frac { 1 } { 8 } + \frac { 2 } { 7 } =$ ________

A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder? __________ ft

Let $y = - 2$ and $z = - 5$ . Find $D = y - z$ $D =$ __________

Find the quotient. $( - 11 ) \div 0$

Let $u = - 5 , v = 6 , w = - 10$ and $x = - 3$ Evaluate the expression.

Evaluate the expression for the given values of the variables. $F = \frac { 2 w y z } { x }$ for w = 2, x = 2, y = 3 and z = 4. $F =$ __________

Find the positive square root of the number 49. If there is no square root, enter impossible.

Evaluate the expression. $- 8 - 5 - 9$

Let $x = - 7$ and $z = - 10$ . Find $B = x - z$

Perform the indicated operation. $7 ( - 9 )$

Find the positive square root of the number $\frac { 1 } { 4 }$

Is 33 greater or smaller than 18? Enter your answer in the form 33 > 18 or 33 < 18

Evaluate the expression. $- 7 - ( - 7 ) - 19$

Arithmetic, Calculators, and Problem Solving

Introduction to Algebra

Percents and Problem Solving

Introduction to Geometry

Measurement and Problem Solving

Applications of Percent

Sets and Logic

Probability

Statistics

Graphs

Filters

Exam 2: Sets of Numbers

Approximate the irrational number with a rational number to two decimal places. 20\sqrt { 20 }20​

−112+112=0- 112 + 112 = 0−112+112=0

Let y=−1y = - 1y=−1 and z=−2z = - 2z=−2 . Find C=z−y\mathrm { C } = z - yC=z−y C = __________

Evaluate the following expression using your calculator. −1,031−1,590−(−225)- 1,031 - 1,590 - ( - 225 )−1,031−1,590−(−225)

20 > 2

Express each fraction in standard form.

Perform the indicated operation. (−14)(0)( - 14 ) ( 0 )(−14)(0)

Simplify the expression. 15−18+27=\frac { 1 } { 5 } - \frac { 1 } { 8 } + \frac { 2 } { 7 } =51​−81​+72​= ________

A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder? __________ ft

Let y=−2y = - 2y=−2 and z=−5z = - 5z=−5 . Find D=y−zD = y - zD=y−z D=D =D= __________

Find the quotient. (−11)÷0( - 11 ) \div 0(−11)÷0

Let u=−5,v=6,w=−10u = - 5 , v = 6 , w = - 10u=−5,v=6,w=−10 and x=−3x = - 3x=−3 Evaluate the expression.

Evaluate the expression for the given values of the variables. F=2wyzxF = \frac { 2 w y z } { x }F=x2wyz​ for w = 2, x = 2, y = 3 and z = 4. F=F =F= __________

Find the positive square root of the number 49. If there is no square root, enter impossible.

Evaluate the expression. −8−5−9- 8 - 5 - 9−8−5−9

Let x=−7x = - 7x=−7 and z=−10z = - 10z=−10 . Find B=x−zB = x - zB=x−z

Perform the indicated operation. 7(−9)7 ( - 9 )7(−9)

Find the positive square root of the number 14\frac { 1 } { 4 }41​

Is 33 greater or smaller than 18? Enter your answer in the form 33 > 18 or 33 < 18

Evaluate the expression. −7−(−7)−19- 7 - ( - 7 ) - 19−7−(−7)−19

Arithmetic, Calculators, and Problem Solving

Introduction to Algebra

Percents and Problem Solving

Introduction to Geometry

Measurement and Problem Solving

Applications of Percent

Sets and Logic

Probability

Statistics

Graphs

Filters

Approximate the irrational number with a rational number to two decimal places. $\sqrt { 20 }$

$- 112 + 112 = 0$

Let $y = - 1$ and $z = - 2$ . Find $\mathrm { C } = z - y$ C = __________

Evaluate the following expression using your calculator. $- 1,031 - 1,590 - ( - 225 )$

Express each fraction in standard form. $Express each fraction in standard form.$ $Express each fraction in standard form.$ $Express each fraction in standard form.$

Perform the indicated operation. $( - 14 ) ( 0 )$

Simplify the expression. $\frac { 1 } { 5 } - \frac { 1 } { 8 } + \frac { 2 } { 7 } =$ ________

Let $y = - 2$ and $z = - 5$ . Find $D = y - z$ $D =$ __________

Find the quotient. $( - 11 ) \div 0$

Let $u = - 5 , v = 6 , w = - 10$ and $x = - 3$ Evaluate the expression.

Evaluate the expression for the given values of the variables. $F = \frac { 2 w y z } { x }$ for w = 2, x = 2, y = 3 and z = 4. $F =$ __________

Evaluate the expression. $- 8 - 5 - 9$

Let $x = - 7$ and $z = - 10$ . Find $B = x - z$

Perform the indicated operation. $7 ( - 9 )$

Find the positive square root of the number $\frac { 1 } { 4 }$

Evaluate the expression. $- 7 - ( - 7 ) - 19$