Question 1

Divide.
-$\frac{-140}{5-5}$

Accepted Answer

A)  0 
B)  -14 
C)  -140 
D)  Undefined 
A)  0 
B)  -14 
C)  -140 
D)  Undefined

Question 2

Convert to decimal notation.
-$-\frac{1}{8}$

Accepted Answer

A)  $-0.12 \overline{5}$ 
B)  -0.125 
C)  $-0 . \overline{125}$ 
D)  0.125 
A)  $-0.12 \overline{5}$ 
B)  -0.125 
C)  $-0 . \overline{125}$ 
D)  0.125

Question 3

Multiply.
-$-3 \cdot(-8) \cdot 3 \cdot(-6) \cdot 3 \cdot(-6) \cdot(-3)$

Accepted Answer

A)  -20 
B)  $-23,328$ 
C)  7779 
D)  23,328 
A)  -20 
B)  $-23,328$ 
C)  7779 
D)  23,328

Question 4

Convert to decimal notation.
-$\frac{11}{6}$

Accepted Answer

A)  $1.8 \overline{3}$ 
B)  $1 . \overline{833}$ 
C)  $1 . \overline{83}$ 
D)  1.8 
A)  $1.8 \overline{3}$ 
B)  $1 . \overline{833}$ 
C)  $1 . \overline{83}$ 
D)  1.8

Question 5

Subtract.
-$-10.9-14.8$

Accepted Answer

A)  3.9 
B)  -3.9 
C)  25.7 
D)  -25.7 
A)  3.9 
B)  -3.9 
C)  25.7 
D)  -25.7

Question 6

Solve the problem.
-s costing $\$ 49.93$ and $\$ 42.32$. She makes a purchase for $\$ 40.21$ and additional purchases of $\$ 43.04, \$ 110.60$, and $\$ 125.65$. She then makes a payment of $\$ 247.97$. Find the amount she now owes.

Accepted Answer

A)  $\$ 440.21$ 
B)  $\$ 767.77$ 
C)  $\$ 624.71$ 
D)  $\$ 583.27$ 
A)  $\$ 440.21$ 
B)  $\$ 767.77$ 
C)  $\$ 624.71$ 
D)  $\$ 583.27$

Question 7

Graph the numbers on a number line.
-$-5.75,-3,-1,1.25$

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 8

Write an inequality with the same meaning
-$17 \leq x$

Accepted Answer

A)  $17 \geq x$ 
B)  $x>17$ 
C)  $x \geq 17$ 
D)  $x \leq 17$ 
A)  $17 \geq x$ 
B)  $x>17$ 
C)  $x \geq 17$ 
D)  $x \leq 17$

Question 9

Write an equivalent expression. Use an associative law.
-$(6+u)+v$

Accepted Answer

A)  $v+(6+u)$ 
B)  $6+(u+v)$ 
C)  $(u+6)+v$ 
D)  $(6+v)+u$ 
A)  $v+(6+u)$ 
B)  $6+(u+v)$ 
C)  $(u+6)+v$ 
D)  $(6+v)+u$

Question 10

Solve the problem.
-A football team gained 30 yards on one play, lost 19 yards on another, and gained 21 yards on the last play of the first half. They had already gained 364 yards during the half. What was the total yardage gain for the first half?

Accepted Answer

A)  396 yards 
B)  434 yards 
C)  415 yards 
D)  332 yards 
A)  396 yards 
B)  434 yards 
C)  415 yards 
D)  332 yards

Question 11

Simplify.
-$28(-20)+10(-24)$

Accepted Answer

A)  800 
B)  82 
C)  20,160 
D)  -800 
A)  800 
B)  82 
C)  20,160 
D)  -800

Question 12

Add. Do not use a number line except as a check.
-$-1.4+(-4.5)+3.6$

Accepted Answer

A)  6.7 
B)  -2.3 
C)  -0.5 
D)  -9.5 
A)  6.7 
B)  -2.3 
C)  -0.5 
D)  -9.5

Question 13

Divide, if possible.
-$\frac{448}{-64}$

Accepted Answer

A)  -17 
B)  7 
C)  -7 
D)  $-\frac{1}{7}$ 
A)  -17 
B)  7 
C)  -7 
D)  $-\frac{1}{7}$

Question 14

Determine whether the statement is true or false.
-$19 \leq 11$

Accepted Answer

A) True 
 B)False

Question 15

Substitute to find the value of the expression.
-Traveling at $r$ kilometers per hour for $t$ hours, a driver will travel $r t$ kilometers. How far will Danny travel in 16 hours at a speed of 99 kilometers per hour?

Accepted Answer

A)  $115 \mathrm{~km}$ 
B)  $1584 \mathrm{~km}$ 
C)  $6.2 \mathrm{~km}$ 
D)  $1584 \mathrm{mi}$ 
A)  $115 \mathrm{~km}$ 
B)  $1584 \mathrm{~km}$ 
C)  $6.2 \mathrm{~km}$ 
D)  $1584 \mathrm{mi}$

Question 16

Subtract.
-$\frac{2}{3}-\frac{2}{9}$

Accepted Answer

A)  $\frac{4}{9}$ 
B)  $-\frac{8}{9}$ 
C)  $\frac{8}{9}$ 
D)  $-\frac{4}{9}$ 
A)  $\frac{4}{9}$ 
B)  $-\frac{8}{9}$ 
C)  $\frac{8}{9}$ 
D)  $-\frac{4}{9}$

Question 17

Divide, if possible.
-$\frac{-35}{0}$

Accepted Answer

A)  Not defined 
B)  35 
C)  0 
D)  1 
A)  Not defined 
B)  35 
C)  0 
D)  1

Question 18

Divide, if possible.
-$-24 \div(-6)$

Accepted Answer

A)  -5 
B)  -4 
C)  5 
D)  4 
A)  -5 
B)  -4 
C)  5 
D)  4

Question 19

Substitute to find the value of the expression.
-The area of a rectangle of length land width $w$ is given by the formula $A=$ lv. Ann's backyard is rectangular with a length of 24.2 yards and a width of 17.7 yards. Find the area of Ann's backyard.

Accepted Answer

A)  $428.34 \mathrm{yd}^{2}$ 
B)  $41.9 \mathrm{yd}^{2}$ 
C)  $428.34 \mathrm{yd}$ 
D)  $41.9 \mathrm{yd}$ 
A)  $428.34 \mathrm{yd}^{2}$ 
B)  $41.9 \mathrm{yd}^{2}$ 
C)  $428.34 \mathrm{yd}$ 
D)  $41.9 \mathrm{yd}$

Question 20

Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason.
-$\mathrm{s}(\mathrm{t} 8)$ as $8(\mathrm{ts})$

Accepted Answer

The answer of Use the commutative and/or associative laws to...

Divide. - $\frac{-140}{5-5}$

Convert to decimal notation. - $-\frac{1}{8}$

Multiply. - $-3 \cdot(-8) \cdot 3 \cdot(-6) \cdot 3 \cdot(-6) \cdot(-3)$

Convert to decimal notation. - $\frac{11}{6}$

Subtract. - $-10.9-14.8$

Solve the problem. -s costing $\$ 49.93$ and $\$ 42.32$ . She makes a purchase for $\$ 40.21$ and additional purchases of $\$ 43.04, \$ 110.60$ , and $\$ 125.65$ . She then makes a payment of $\$ 247.97$ . Find the amount she now owes.

Graph the numbers on a number line. - $-5.75,-3,-1,1.25$

Write an inequality with the same meaning - $17 \leq x$

Write an equivalent expression. Use an associative law. - $(6+u)+v$

Solve the problem. -A football team gained 30 yards on one play, lost 19 yards on another, and gained 21 yards on the last play of the first half. They had already gained 364 yards during the half. What was the total yardage gain for the first half?

Simplify. - $28(-20)+10(-24)$

Add. Do not use a number line except as a check. - $-1.4+(-4.5)+3.6$

Divide, if possible. - $\frac{448}{-64}$

Determine whether the statement is true or false. - $19 \leq 11$

Substitute to find the value of the expression. -Traveling at $r$ kilometers per hour for $t$ hours, a driver will travel $r t$ kilometers. How far will Danny travel in 16 hours at a speed of 99 kilometers per hour?

Subtract. - $\frac{2}{3}-\frac{2}{9}$

Divide, if possible. - $\frac{-35}{0}$

Divide, if possible. - $-24 \div(-6)$

Substitute to find the value of the expression. -The area of a rectangle of length land width $w$ is given by the formula $A=$ lv. Ann's backyard is rectangular with a length of 24.2 yards and a width of 17.7 yards. Find the area of Ann's backyard.

Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason. - $\mathrm{s}(\mathrm{t} 8)$ as $8(\mathrm{ts})$

Whole Numbers

Fraction Notation

Decimal Notation

Percent Notation

Data, Graphs, and Statistics

Geometry

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Systems of Equations

Radical Expressions and Equations

Quadratic Equations

Converting Units of Measurement

Filters

Exam 7: Introduction to Real Numbers and Algebraic Expressions

Divide. - −1405−5\frac{-140}{5-5}5−5−140​

Convert to decimal notation. - −18-\frac{1}{8}−81​

Multiply. - −3⋅(−8)⋅3⋅(−6)⋅3⋅(−6)⋅(−3)-3 \cdot(-8) \cdot 3 \cdot(-6) \cdot 3 \cdot(-6) \cdot(-3)−3⋅(−8)⋅3⋅(−6)⋅3⋅(−6)⋅(−3)

Convert to decimal notation. - 116\frac{11}{6}611​

Subtract. - −10.9−14.8-10.9-14.8−10.9−14.8

Graph the numbers on a number line. - −5.75,−3,−1,1.25-5.75,-3,-1,1.25−5.75,−3,−1,1.25

Write an inequality with the same meaning - 17≤x17 \leq x17≤x

Write an equivalent expression. Use an associative law. - (6+u)+v(6+u)+v(6+u)+v