Question 1

Solve the problem and answer the question.
-Two times the reciprocal of a number equals 40 times the reciprocal of 50. Find the number.

Accepted Answer

A)  12 
B)    
C)  100 
D)    
A)  12 
B)    
C)  100 
D)    B

Question 2

Add or subtract.
-

Accepted Answer

A)  1 
B)    
C)    
D)  0 
A)  1 
B)    
C)    
D)  0 A

Question 3

Simplify.
-

Accepted Answer

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

Question 4

Simplify.
-

Accepted Answer

A)    
B)    
C)    
D)  -2(x + 3) 
A)    
B)    
C)    
D)  -2(x + 3)

Question 5

Solve the equation and check your solution.
-

Accepted Answer

A)  x = 4, -4 
B)  x = 4 
C)  x = -4 
D)  No solution 
A)  x = 4, -4 
B)  x = 4 
C)  x = -4 
D)  No solution

Question 6

Find the least common denominator for the expression.
-

Accepted Answer

A)  23x + 6 
B)    
C)    
D)  23x(x + 6) 
A)  23x + 6 
B)    
C)    
D)  23x(x + 6)

Question 7

Answer true or false.
-

Accepted Answer

A) True 
 B)False

Question 8

Solve the problem.
-The pressure of a gas varies jointly as the quantity of the gas (measured in moles) and the temperature and inversely as the volume of the gas. Suppose that the pressure of a particular gas is 1260 kiloPascals (kPa) when
The quantity is 5 moles , the temperature is 280 Kelvin (K), and the volume is 600 cc. Find the pressure of that
Gas when the number of moles is 7, the temperature is 250 K, and the volume is 420 cc.

Accepted Answer

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

Question 9

Solve the equation and check your solution.
-

Accepted Answer

A)  x = - 9 
B)    
C)    
D)    
A)  x = - 9 
B)    
C)    
D)

Question 10

Find the quantity indicated.
-f varies jointly as q   and h, and f = 24 when q = 2 and h = 2. Find f when q = 3 and h = 5.

Accepted Answer

A)  f = 27 
B)  f = 15 
C)  f = 135 
D)  f = 45 
A)  f = 27 
B)  f = 15 
C)  f = 135 
D)  f = 45

Question 11

Find the quantity indicated.
-z varies directly as x and inversely as y.

Accepted Answer

A)    
B)    
C)  z = 5 
D)  z = 875 
A)    
B)    
C)  z = 5 
D)  z = 875

Question 12

Simplify.
-

Accepted Answer

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

Question 13

Solve the problem.
-While traveling at a constant speed in a car, the centripetal acceleration passengers feel while the car is turning is inversely proportional to the radius of the turn. If the passengers feel an acceleration of 27 feet per second per
Second when the radius of the turn is 40 feet, find the acceleration the passengers feel when the radius of the
Turn is 120 feet.

Accepted Answer

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

Question 14

Add or subtract.
-

Accepted Answer

A)    
B)    
C)    
D)  3x + 1 
A)    
B)    
C)    
D)  3x + 1

Question 15

Divide.
-

Accepted Answer

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

Question 16

Find the least common denominator for the expression.
-

Accepted Answer

A)    
B)    
C)    
D)  16(x - 1)(x + 1) 
A)    
B)    
C)    
D)  16(x - 1)(x + 1)

Question 17

Find the least common denominator for the expression.
-

Accepted Answer

A)  (10x - 11) or (10x + 11) 
B)  (10x - 11)(10x + 11) 
C)  12x(3x + 7)(10x - 11)(10x + 11) 
D)  12x(3x + 7) 
A)  (10x - 11) or (10x + 11) 
B)  (10x - 11)(10x + 11) 
C)  12x(3x + 7)(10x - 11)(10x + 11) 
D)  12x(3x + 7)

Question 18

Multiply.
-

Accepted Answer

A)  - 312 
B)    
C)    
D)  - 37 
A)  - 312 
B)    
C)    
D)  - 37

Question 19

Simplify.
-

Accepted Answer

A)  1 
B)    
C)    
D)  16 
A)  1 
B)    
C)    
D)  16

Question 20

Add or subtract.
-

Accepted Answer

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

Solve the problem and answer the question. -Two times the reciprocal of a number equals 40 times the reciprocal of 50. Find the number.

Add or subtract. -

Simplify. -

Simplify. -

Solve the equation and check your solution. -

Find the least common denominator for the expression. -

Answer true or false. -

Solve the equation and check your solution. -

Find the quantity indicated. -f varies jointly as q and h, and f = 24 when q = 2 and h = 2. Find f when q = 3 and h = 5.

Find the quantity indicated. -z varies directly as x and inversely as y.

Simplify. -

Add or subtract. -

Divide. -

Find the least common denominator for the expression. -

Find the least common denominator for the expression. -

Multiply. -

Simplify. -

Add or subtract. -

Real Numbers

Solving Linear Equations and Inequalities

Applications of Algebra

Graphing Linear Equations

Exponents and Polynomials

Factoring

Functions and Their Graphs

Systems of Linear Equations

Inequalities in One and Two Variables

Roots, Radicals, and Complex Numbers

Quadratic Functions

Exponential and Logarithmic Functions

Conic Sections

Sequences, Series, and the Binomial Theorem

Appendix Review of Decimals and Percent

Filters

Exam 7: Rational Expressions and Equations

Solve the problem and answer the question. -Two times the reciprocal of a number equals 40 times the reciprocal of 50. Find the number.

Add or subtract. -

Simplify. -

Simplify. -

Solve the equation and check your solution. -

Find the least common denominator for the expression. -

Answer true or false. -

Solve the equation and check your solution. -

Find the quantity indicated. -f varies jointly as q and h, and f = 24 when q = 2 and h = 2. Find f when q = 3 and h = 5.

Find the quantity indicated. -z varies directly as x and inversely as y.

Simplify. -

Add or subtract. -

Divide. -

Find the least common denominator for the expression. -

Find the least common denominator for the expression. -

Multiply. -

Simplify. -

Add or subtract. -

Real Numbers

Solving Linear Equations and Inequalities

Applications of Algebra

Graphing Linear Equations

Exponents and Polynomials

Factoring

Functions and Their Graphs

Systems of Linear Equations

Inequalities in One and Two Variables

Roots, Radicals, and Complex Numbers

Quadratic Functions

Exponential and Logarithmic Functions

Conic Sections

Sequences, Series, and the Binomial Theorem

Appendix Review of Decimals and Percent

Filters