Question 1

Determine whether it is true or false that the given number is a solution of the equation.
--5; 8x - 4x = -64.

Accepted Answer

A) True 
 B)False

Question 2

Solve.
-

Accepted Answer

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

Question 3

Solve.
-A plane traveling 390 mph in still air encounters a 60-mph headwind. How long will it take the plane to travel 660 mi into the wind? Round your answer to the nearest tenth of an hour, if necessary.

Accepted Answer

A) 0.5 hr 
B) 2 hr 
C) 217,800 hr 
D) 1.5 hr 
A) 0.5 hr 
B) 2 hr 
C) 217,800 hr 
D) 1.5 hr

Question 4

Solve.
-A speedboat moves at a rate of 24 km/hr in still water. How long will it take someone to ride the boat 87 km downstream if the river's current moves at a rate of 5 km/hr?

Accepted Answer

A) 0.3 hr 
B) 2523 hr 
C) 3 hr 
D) 4 hr 
A) 0.3 hr 
B) 2523 hr 
C) 3 hr 
D) 4 hr

Question 5

Solve the compound inequality. Express the solution using interval notation. Graph the solution set.
-

Accepted Answer

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

Question 6

Solve and graph. Write the result in interval notation.
-

Accepted Answer

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

Question 7

Solve.
-On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 8%. How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1566?

Accepted Answer

A) $1450 
B) $1500 
C) $1691 
D) $1516 
A) $1450 
B) $1500 
C) $1691 
D) $1516

Question 8

Solve.
-A rectangular Persian carpet has a perimeter of 232 inches. The length of the carpet is 24 inches more than the width. What are the dimensions of the carpet?

Accepted Answer

A) 70 in., 94 in. 
B) 46 in., 70 in. 
C) 92 in., 116 in. 
D) 104 in., 128 in. 
A) 70 in., 94 in. 
B) 46 in., 70 in. 
C) 92 in., 116 in. 
D) 104 in., 128 in.

Question 9

Solve using the addition and multiplication principles together.
-

Accepted Answer

A) -8 
B) -1 
C)    
D) 1 
A) -8 
B) -1 
C)    
D) 1

Question 10

Solve.
-The equation y = 0.002x - 0.10 can be used to determine the profit y, in dollars, of producing x items. How many items x must be produced so the profit will be at least $3757?

Accepted Answer

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

Question 11

Solve and graph. Write the result in interval notation.
-

Accepted Answer

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

Question 12

Graph and write interval notation.
-

Accepted Answer

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

Question 13

Write interval notation for the graph.
-

Accepted Answer

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

Question 14

Solve.
-In order for a chemical reaction to remain stable, its Celsius temperature C must be no more than 147.02° C. At what Fahrenheit temperatures F will the reaction remain stable.

Accepted Answer

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

Question 15

Solve and graph.
-

Accepted Answer

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

Question 16

Solve.
-In order for a chemical reaction to take place, the Fahrenheit temperature F of the reagents must be at least 197.57° F. At what Celsius temperatures C will the reaction occur?

Accepted Answer

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

Question 17

Solve.
-A speedboat moves at a rate of 24 km/hr in still water. How long will it take someone to ride the boat 136 km upstream if the river's current moves at a rate of 7 km/hr?

Accepted Answer

A) 8 hr 
B) 0.1 hr 
C) 2312 hr 
D) 4 hr 
A) 8 hr 
B) 0.1 hr 
C) 2312 hr 
D) 4 hr

Question 18

Solve.
-A pie-shaped (triangular)lake-front lot has a perimeter of 1300 feet. One side is 300 feet longer than the shortest side, while the third side is 400 feet longer than the shortest side. Find the lengths of all three sides.

Accepted Answer

A) 300 ft, 300 ft, 300 ft 
B) 200 ft, 500 ft, 600 ft 
C) 300 ft, 600 ft, 700 ft 
D) 100 ft, 200 ft, 300 ft 
A) 300 ft, 300 ft, 300 ft 
B) 200 ft, 500 ft, 600 ft 
C) 300 ft, 600 ft, 700 ft 
D) 100 ft, 200 ft, 300 ft

Question 19

Solve.
-

Accepted Answer

A) (-∞,∞) 
B)    
C)    
D)    
A) (-∞,∞) 
B)    
C)    
D)

Question 20

Solve.
-The sum of two consecutive integers is -269. Find the larger integer.

Accepted Answer

A) -136 
B) -134 
C) -135 
D) -133 
A) -136 
B) -134 
C) -135 
D) -133

Determine whether it is true or false that the given number is a solution of the equation. --5; 8x - 4x = -64.

Solve. -

Solve. -A plane traveling 390 mph in still air encounters a 60-mph headwind. How long will it take the plane to travel 660 mi into the wind? Round your answer to the nearest tenth of an hour, if necessary.

Solve. -A speedboat moves at a rate of 24 km/hr in still water. How long will it take someone to ride the boat 87 km downstream if the river's current moves at a rate of 5 km/hr?

Solve the compound inequality. Express the solution using interval notation. Graph the solution set. -

Solve and graph. Write the result in interval notation. -

Solve. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 8%. How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1566?

Solve. -A rectangular Persian carpet has a perimeter of 232 inches. The length of the carpet is 24 inches more than the width. What are the dimensions of the carpet?

Solve using the addition and multiplication principles together. -

Solve. -The equation y = 0.002x - 0.10 can be used to determine the profit y, in dollars, of producing x items. How many items x must be produced so the profit will be at least $3757?

Solve and graph. Write the result in interval notation. -

Graph and write interval notation. -

Write interval notation for the graph. -

Solve. -In order for a chemical reaction to remain stable, its Celsius temperature C must be no more than 147.02° C. At what Fahrenheit temperatures F will the reaction remain stable.

Solve and graph. -

Solve. -In order for a chemical reaction to take place, the Fahrenheit temperature F of the reagents must be at least 197.57° F. At what Celsius temperatures C will the reaction occur?

Solve. -A speedboat moves at a rate of 24 km/hr in still water. How long will it take someone to ride the boat 136 km upstream if the river's current moves at a rate of 7 km/hr?

Solve. -A pie-shaped (triangular)lake-front lot has a perimeter of 1300 feet. One side is 300 feet longer than the shortest side, while the third side is 400 feet longer than the shortest side. Find the lengths of all three sides.

Solve. -

Solve. -The sum of two consecutive integers is -269. Find the larger integer.

Graphs, Functions, and Applications

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Polynomials and Polynomial Functions

Rational Expressions, Equations, and Functions

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Exam 1: Solving Linear Equations and Inequalities

Determine whether it is true or false that the given number is a solution of the equation. --5; 8x - 4x = -64.

Solve. -

Solve. -A plane traveling 390 mph in still air encounters a 60-mph headwind. How long will it take the plane to travel 660 mi into the wind? Round your answer to the nearest tenth of an hour, if necessary.

Solve. -A speedboat moves at a rate of 24 km/hr in still water. How long will it take someone to ride the boat 87 km downstream if the river's current moves at a rate of 5 km/hr?

Solve the compound inequality. Express the solution using interval notation. Graph the solution set. -

Solve and graph. Write the result in interval notation. -

Solve. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 8%. How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1566?

Solve. -A rectangular Persian carpet has a perimeter of 232 inches. The length of the carpet is 24 inches more than the width. What are the dimensions of the carpet?

Solve using the addition and multiplication principles together. -

Solve. -The equation y = 0.002x - 0.10 can be used to determine the profit y, in dollars, of producing x items. How many items x must be produced so the profit will be at least $3757?

Solve and graph. Write the result in interval notation. -

Graph and write interval notation. -

Write interval notation for the graph. -

Solve. -In order for a chemical reaction to remain stable, its Celsius temperature C must be no more than 147.02° C. At what Fahrenheit temperatures F will the reaction remain stable.

Solve and graph. -

Solve. -In order for a chemical reaction to take place, the Fahrenheit temperature F of the reagents must be at least 197.57° F. At what Celsius temperatures C will the reaction occur?

Solve. -A speedboat moves at a rate of 24 km/hr in still water. How long will it take someone to ride the boat 136 km upstream if the river's current moves at a rate of 7 km/hr?

Solve. -A pie-shaped (triangular)lake-front lot has a perimeter of 1300 feet. One side is 300 feet longer than the shortest side, while the third side is 400 feet longer than the shortest side. Find the lengths of all three sides.

Solve. -

Solve. -The sum of two consecutive integers is -269. Find the larger integer.

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Rational Expressions, Equations, and Functions

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

Filters