Question 1

If   varies directly with   and if   when   find   when   is   .   __________

Accepted Answer

The answer of If   varies directly with ...

Question 2

Perform the indicated operation.

Accepted Answer

The answer of Perform the indicated operation.  ...

Question 3

Solve the following equation. If impossible, answer no solution . Be sure to check each answer in the original equation if you multiply both sides by an expression that contains the variable.   x = __________

Accepted Answer

The answer of Solve the following equation. If impossible, answer...

Question 4

A map is drawn so that every 3.5 inches on the map corresponds to an actual distance of 100 miles. If the actual distance between the two cities is 540 miles, how far apart are they on the map? __________ inches

Accepted Answer

The answer of A map is drawn so that every...

Question 5

A Ferris wheel called Colossus was built in St. Louis in 1986. It has a circumference of 518 feet. If one trip around the wheel takes 40 seconds, find the average speed of a rider on this wheel in miles per hour.

Accepted Answer

A) 77.44 miles per hour 
B) 88 miles per hour 
C) 8.8 miles per hour 
D) 7.74 miles per hour 
E) 774.4 miles per hour 
A) 77.44 miles per hour 
B) 88 miles per hour 
C) 8.8 miles per hour 
D) 7.74 miles per hour 
E) 774.4 miles per hour

Question 6

Solve the following proportion.

Accepted Answer

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

Question 7

The amount of money M a woman makes per week varies directly with the number of hours h she works per week. If she works 25 hours and earns $153, how much does she make if she works 30 hours?

Accepted Answer

A) She makes $196.60. 
B) She makes $169.60. 
C) She makes $191.60. 
D) She makes $183.60. 
E) She makes $173.60. 
A) She makes $196.60. 
B) She makes $169.60. 
C) She makes $191.60. 
D) She makes $183.60. 
E) She makes $173.60.

Question 8

The volume   of a gas varies directly as the temperature   . If   when   find   when   is 90.

Accepted Answer

A) V is 4 when T is 90. 
B) V is 8 when T is 90. 
C) V is 7 when T is 90. 
D) V is 6 when T is 90. 
E) V is 3 when T is 90. 
A) V is 4 when T is 90. 
B) V is 8 when T is 90. 
C) V is 7 when T is 90. 
D) V is 6 when T is 90. 
E) V is 3 when T is 90.

Question 9

Simplify the complex fraction.

Accepted Answer

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

Question 10

Perform the indicated operation. Reduce your answer to lowest terms.

Accepted Answer

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

Question 11

Complete the following table.

Accepted Answer

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

Question 12

Assume   varies inversely with the square of   . If   when   find   when   is 3.

Accepted Answer

A) 242 
B) 81 
C) 22 
D) 121 
E) 18 
A) 242 
B) 81 
C) 22 
D) 121 
E) 18

Question 13

Simplify the complex fraction.

Accepted Answer

The answer of Simplify the complex fraction.  ...

Question 14

A sink can be filled by the cold water faucet in 3 minutes. The drain can empty a full sink in 6 minutes. If the sink is empty and both the cold water faucet and the drain are open, how long will it take the sink to overflow? __________ minutes

Accepted Answer

The answer of A sink can be filled by the...

Question 15

Write the ratio as a fraction in lowest terms.   to

Accepted Answer

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

Question 16

Perform the indicated operation.

Accepted Answer

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

Question 17

The scale on a map indicates that 1 inch on the map corresponds to an actual distance of 125 miles. Two cities are 7.5 inches apart on the map. What is the actual distance between the two cities?

Accepted Answer

A) 937.5 miles 
B) 17 miles 
C) 440 miles 
D) 405 miles 
E) 380 miles 
A) 937.5 miles 
B) 17 miles 
C) 440 miles 
D) 405 miles 
E) 380 miles

Question 18

Simplify the complex fraction.

Accepted Answer

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

Question 19

Simplify the complex fraction.

Accepted Answer

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

Question 20

A solution contains 15 milliliters of alcohol and 20 milliliters of water. If another solution is to have the same concentration of alcohol in water but is to contain 36 milliliters of water, how much alcohol must it contain? __________ milliliters

Accepted Answer

The answer of A solution contains 15 milliliters of alcohol...

If varies directly with and if when find when is . __________

Perform the indicated operation.

Solve the following equation. If impossible, answer no solution . Be sure to check each answer in the original equation if you multiply both sides by an expression that contains the variable. x = __________

A map is drawn so that every 3.5 inches on the map corresponds to an actual distance of 100 miles. If the actual distance between the two cities is 540 miles, how far apart are they on the map? __________ inches

A Ferris wheel called Colossus was built in St. Louis in 1986. It has a circumference of 518 feet. If one trip around the wheel takes 40 seconds, find the average speed of a rider on this wheel in miles per hour.

Solve the following proportion.

The amount of money M a woman makes per week varies directly with the number of hours h she works per week. If she works 25 hours and earns $153, how much does she make if she works 30 hours?

The volume of a gas varies directly as the temperature . If when find when is 90.

Simplify the complex fraction. $Simplify the complex fraction.$

Perform the indicated operation. Reduce your answer to lowest terms.

Complete the following table.

Assume varies inversely with the square of . If when find when is 3.

Simplify the complex fraction. $Simplify the complex fraction.$

A sink can be filled by the cold water faucet in 3 minutes. The drain can empty a full sink in 6 minutes. If the sink is empty and both the cold water faucet and the drain are open, how long will it take the sink to overflow? __________ minutes

Write the ratio as a fraction in lowest terms. $Write the ratio as a fraction in lowest terms. to$ to $Write the ratio as a fraction in lowest terms. to$

Perform the indicated operation.

The scale on a map indicates that 1 inch on the map corresponds to an actual distance of 125 miles. Two cities are 7.5 inches apart on the map. What is the actual distance between the two cities?

Simplify the complex fraction. $Simplify the complex fraction.$

Simplify the complex fraction. $Simplify the complex fraction.$

A solution contains 15 milliliters of alcohol and 20 milliliters of water. If another solution is to have the same concentration of alcohol in water but is to contain 36 milliliters of water, how much alcohol must it contain? __________ milliliters

The Basics

Linear Equations and Inequalities

Linear Equations and Inequalities in Two Variables

Systems of Linear Equations

Exponents and Polynomials

Factoring

Roots and Radicals

Quadratic Equations

Filters

Exam 7: Rational Expressions

If varies directly with and if when find when is . __________

Perform the indicated operation.

Solve the following equation. If impossible, answer no solution . Be sure to check each answer in the original equation if you multiply both sides by an expression that contains the variable. x = __________

A map is drawn so that every 3.5 inches on the map corresponds to an actual distance of 100 miles. If the actual distance between the two cities is 540 miles, how far apart are they on the map? __________ inches

A Ferris wheel called Colossus was built in St. Louis in 1986. It has a circumference of 518 feet. If one trip around the wheel takes 40 seconds, find the average speed of a rider on this wheel in miles per hour.

Solve the following proportion.

The amount of money M a woman makes per week varies directly with the number of hours h she works per week. If she works 25 hours and earns $153, how much does she make if she works 30 hours?

The volume of a gas varies directly as the temperature . If when find when is 90.

Simplify the complex fraction.

Perform the indicated operation. Reduce your answer to lowest terms.

Complete the following table.

Assume varies inversely with the square of . If when find when is 3.

Simplify the complex fraction.

A sink can be filled by the cold water faucet in 3 minutes. The drain can empty a full sink in 6 minutes. If the sink is empty and both the cold water faucet and the drain are open, how long will it take the sink to overflow? __________ minutes

Write the ratio as a fraction in lowest terms. to

Perform the indicated operation.

The scale on a map indicates that 1 inch on the map corresponds to an actual distance of 125 miles. Two cities are 7.5 inches apart on the map. What is the actual distance between the two cities?

Simplify the complex fraction.

Simplify the complex fraction.

A solution contains 15 milliliters of alcohol and 20 milliliters of water. If another solution is to have the same concentration of alcohol in water but is to contain 36 milliliters of water, how much alcohol must it contain? __________ milliliters

The Basics

Linear Equations and Inequalities

Linear Equations and Inequalities in Two Variables

Systems of Linear Equations

Exponents and Polynomials

Factoring

Roots and Radicals

Quadratic Equations

Filters

Simplify the complex fraction. $Simplify the complex fraction.$

Simplify the complex fraction. $Simplify the complex fraction.$

Write the ratio as a fraction in lowest terms. $Write the ratio as a fraction in lowest terms. to$ to $Write the ratio as a fraction in lowest terms. to$

Simplify the complex fraction. $Simplify the complex fraction.$

Simplify the complex fraction. $Simplify the complex fraction.$