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Deck 9: Rational Expressions
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Question
Using a calculator to build a table and a graph or using a graphing calculator, describe the behavior of the graph of the equation as x approaches 5. 
A) Y approaches
from the left and 
from the right.
B) Y approaches
from the left and 
from the right.
C) Y approaches
from the left and 
from the right.
D) Y approaches
from the left and 
from the right.
E) Y approaches
from the left and 
from the right.
A) Y approaches
from the left and from the right.B) Y approaches
from the left and from the right.C) Y approaches
from the left and from the right.D) Y approaches
from the left and from the right.E) Y approaches
from the left and from the right.
Question
Question
Find the missing number or expression in each pair of equivalent fractions. Assume there is no zero denominators. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Question
Using a calculator to build a table and a graph or using a graphing calculator, describe the behavior of the graph of the equation as x approaches 8. 
A) Y approaches
from the left and 
from the right.
B) Y approaches
from the left and 
from the right.
C) Y approaches
from the left and 
from the right.
D) Y approaches
from the left and 
from the right.
E) Y approaches 8.
A) Y approaches
from the left and from the right.B) Y approaches
from the left and from the right.C) Y approaches
from the left and from the right.D) Y approaches
from the left and from the right.E) Y approaches 8.
Question
Find the missing number or expression in the pair of equivalent fractions. Assume that all denominators are nonzero. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What inputs are defined for the expression? 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What inputs are defined for the expression? 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What inputs are defined for the expression? 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What inputs are defined for the expression? 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Estimated crude oil reserves in a certain year was about 1,100 billion barrels. If the average consumption of crude oil is x barrels per day, what equation describes how many days the oil reserves will last?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What inputs are defined for the expression? 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
A potential landfill site contains 1,400,000 cubic yards of space. If the average fill per day is x cubic yards, what equation describes how many days the landfill site may be used?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify. 
A) 5 ft
B) 500 foot-pounds
C) 1600 foot-pounds
D) 2 ft
E) 5 foot-pounds
A) 5 ft
B) 500 foot-pounds
C) 1600 foot-pounds
D) 2 ft
E) 5 foot-pounds
Question
Simplify 
A) 3 in2
B) 66 in2
C) 21 in2
D) 23 in.
E) 23 in2
A) 3 in2
B) 66 in2
C) 21 in2
D) 23 in.
E) 23 in2
Question
Using a calculator to build a table and a graph or using a graphing calculator, describe the behavior of the graph of the equation as x approaches -7. 
A) Y approaches
from the left and 
from the right.
B) Y approaches
from the left and 
from the right.
C) Y approaches
from the left and 
from the right.
D) Y approaches
from the left and 
from the right.
E) Y approaches
from the left and 
from the right.
A) Y approaches
from the left and from the right.B) Y approaches
from the left and from the right.C) Y approaches
from the left and from the right.D) Y approaches
from the left and from the right.E) Y approaches
from the left and from the right. Question
Find the missing number or expression in each pair of equivalent fraction. Assume there is no zero denominators. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify the expression. Assume the denominator is nonzero. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Question
What may be concluded about these fractions? 
A) They are equal.
B) They are not equal.
A) They are equal.
B) They are not equal.
Question
Use properties of fractions to simplify the expressions. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places. 
A) 5.92 seconds
B) 4.42 seconds
C) 5.02 seconds
D) 4.92 seconds
E) 4.87 seconds
A) 5.92 seconds
B) 4.42 seconds
C) 5.02 seconds
D) 4.92 seconds
E) 4.87 seconds
Question
The current, I, in an electrical circuit is found by dividing the voltage, V, by the resistance, R. Suppose the voltage and resistance vary with time as in the following equations. 
Assume there are no zero denominators. Find a formula in terms of t that gives the current, I.
A)
B)
C)
D)
E)
Assume there are no zero denominators. Find a formula in terms of t that gives the current, I.A)
B)
C)
D)
E)
Question
Simplify. Assume there are no zero denominators. 
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
Question
Multiply: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify the fraction. 
A) 1
B) -1
C) -3
D) 4
E) -4
A) 1
B) -1
C) -3
D) 4
E) -4
Question
Use the properties of fractions to simplify the expression. 
A) kilometers
B)
C) second
D)
E) kilometers2
A) kilometers
B)
C) second
D)
E) kilometers2
Question
Use properties of fractions to simplify the expressions. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places. 
A) 0.16 page/min
B) 0.16 min/page
C) 0.21 min/page
D) 6.15 min
E) 0.21 page/min
A) 0.16 page/min
B) 0.16 min/page
C) 0.21 min/page
D) 6.15 min
E) 0.21 page/min
Question
Multiply: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify. Assume there are no zero denominators. 
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
Question
In economics, total quantity sold is the product of the price and the demand. Find the total quantity, Q. 
Assume there are no zero denominators.
A)
B)
C)
D)
E)
Assume there are no zero denominators.A)
B)
C)
D)
E)
Question
Simplify. Assume there are no zero denominators. 
A)
B) 3
C)
D)
E) Does not simplify.
A)
B) 3
C)
D)
E) Does not simplify.
Question
Multiply and divide the two fractions. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Multiply and divide fractions. Assume all denominators are nonzero. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Question
Divide: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Use properties of fractions to simplify the expressions. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places. 
A) 2.5 gal/hr
B) 2.5 hr/gal
C) 2 hr/gal
D) 5 gal
E) 3.5 gal/hr
A) 2.5 gal/hr
B) 2.5 hr/gal
C) 2 hr/gal
D) 5 gal
E) 3.5 gal/hr
Question
Divide: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Use the properties of fractions to simplify the expression. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places if necessary. 
A) 3.85 sec
B) 4.35 feet
C) 2.65 sec
D) 2.65 feet/sec
E) 0.26 feet
A) 3.85 sec
B) 4.35 feet
C) 2.65 sec
D) 2.65 feet/sec
E) 0.26 feet
Question
Divide: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Find the least common denominator for the equation. 
A) 4
B) 80
C) 40
D) 8
E) 10
A) 4
B) 80
C) 40
D) 8
E) 10
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Add the fractions on the right side of the equals sign to obtain a single fraction for the application formula. Assume there are no zero denominators. Resistors in parallel in an electrical circuit: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Find the slope of the line connecting the points. Simplify to eliminate fractions from the numerators and denominators. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What is the result of the operation? 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Add the rational expressions. Assume there are no zero denominators. 
A) 1
B) 3
C) 6
D)
E)
A) 1
B) 3
C) 6
D)
E)
Question
Multiply the expressions, and simplify the results. Assume there are no zero denominators. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Find the slope of the line segment connecting the points. Simplify. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Simplify the complex fraction to eliminate fractions from the numerators and denominators. Assume there are no zero denominators. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
What is the least common denominator for the set of rational expressions? 
A) 15
B) 270
C) 135
D) 27
E) 150
A) 15
B) 270
C) 135
D) 27
E) 150
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Multiply the expressions, and simplify the results. Assume there are no zero denominators. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Find the least common denominator for the equation. 
A) 6
B) 90
C) 30
D) 30x
E) 6x
A) 6
B) 90
C) 30
D) 30x
E) 6x
Question
Find the least common denominator for the equation. 
A)
B)
C) 24
D) 8
E)
A)
B)
C) 24
D) 8
E)
Question
Simplify: 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Solve: 
A)
B)
C) 22
D) -23
E) 23
A)
B)
C) 22
D) -23
E) 23
Question
Question
Question
Set up and solve an equation. Round to the nearest tenth. A 
-inch garden hose fills a child's pool in 1 hour. A 
-inch garden hose fills a child's pool in 1.2 hours. How long will it take to fill the pool if both hoses are used at once?
A) 0.4 hr
B) 0.5 hr
C) 1.8 hr
D) 5.5 hr
E) 4.5 hr
-inch garden hose fills a child's pool in 1 hour. A -inch garden hose fills a child's pool in 1.2 hours. How long will it take to fill the pool if both hoses are used at once?A) 0.4 hr
B) 0.5 hr
C) 1.8 hr
D) 5.5 hr
E) 4.5 hr
Question
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Question
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful. 
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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Deck 9: Rational Expressions
1
Using a calculator to build a table and a graph or using a graphing calculator, describe the behavior of the graph of the equation as x approaches 5.
A) Y approaches from the left and from the right.
B) Y approaches from the left and from the right.
C) Y approaches from the left and from the right.
D) Y approaches from the left and from the right.
E) Y approaches from the left and from the right.
A) Y approaches
from the left and from the right.B) Y approaches
from the left and from the right.C) Y approaches
from the left and from the right.D) Y approaches
from the left and from the right.E) Y approaches
from the left and from the right.Y approaches from the left and from the right.
from the left and from the right. 2
List 5 possible widths and lengths of rectangles with area of 36 square inches. Calculate the perimeter for each rectangle. Which is not true?
A) The product of the length and width is constant.
B) A rectangle with length of 14.4 inches and width of 2.5 inches has an area of 36 square inches.
C) The sum of the length and width is constant.
D) As the measures of the length and width get closer together, the perimeter gets smaller.
E) The smallest perimeter is when the length and width are equal.
A) The product of the length and width is constant.
B) A rectangle with length of 14.4 inches and width of 2.5 inches has an area of 36 square inches.
C) The sum of the length and width is constant.
D) As the measures of the length and width get closer together, the perimeter gets smaller.
E) The smallest perimeter is when the length and width are equal.
The sum of the length and width is constant.
3
Find the missing number or expression in each pair of equivalent fractions. Assume there is no zero denominators.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
4
A potential landfill site contains 1,000,000 cubic yards of space. If a city with a population of 100,000 produces 400 cubic yards of garbage each day, how many years will the landfill last? Assume there are 365 days in a year. Please round your answer to nearest tenth.
A) 7.6 years
B) 6.8 years
C) 7.4 years
D) 6.4 years
E) 6.6 years
A) 7.6 years
B) 6.8 years
C) 7.4 years
D) 6.4 years
E) 6.6 years
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5
Using a calculator to build a table and a graph or using a graphing calculator, describe the behavior of the graph of the equation as x approaches 8.
A) Y approaches from the left and from the right.
B) Y approaches from the left and from the right.
C) Y approaches from the left and from the right.
D) Y approaches from the left and from the right.
E) Y approaches 8.
A) Y approaches
from the left and from the right.B) Y approaches
from the left and from the right.C) Y approaches
from the left and from the right.D) Y approaches
from the left and from the right.E) Y approaches 8.
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6
Find the missing number or expression in the pair of equivalent fractions. Assume that all denominators are nonzero.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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7
What inputs are defined for the expression?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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8
What inputs are defined for the expression?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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9
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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10
What inputs are defined for the expression?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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11
What inputs are defined for the expression?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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12
Estimated crude oil reserves in a certain year was about 1,100 billion barrels. If the average consumption of crude oil is x barrels per day, what equation describes how many days the oil reserves will last?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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13
What inputs are defined for the expression?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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14
A potential landfill site contains 1,400,000 cubic yards of space. If the average fill per day is x cubic yards, what equation describes how many days the landfill site may be used?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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15
Simplify.
A) 5 ft
B) 500 foot-pounds
C) 1600 foot-pounds
D) 2 ft
E) 5 foot-pounds
A) 5 ft
B) 500 foot-pounds
C) 1600 foot-pounds
D) 2 ft
E) 5 foot-pounds
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16
Simplify
A) 3 in2
B) 66 in2
C) 21 in2
D) 23 in.
E) 23 in2
A) 3 in2
B) 66 in2
C) 21 in2
D) 23 in.
E) 23 in2
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17
Using a calculator to build a table and a graph or using a graphing calculator, describe the behavior of the graph of the equation as x approaches -7.
A) Y approaches from the left and from the right.
B) Y approaches from the left and from the right.
C) Y approaches from the left and from the right.
D) Y approaches from the left and from the right.
E) Y approaches from the left and from the right.
A) Y approaches
from the left and from the right.B) Y approaches
from the left and from the right.C) Y approaches
from the left and from the right.D) Y approaches
from the left and from the right.E) Y approaches
from the left and from the right. Unlock Deck
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18
Find the missing number or expression in each pair of equivalent fraction. Assume there is no zero denominators.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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19
Simplify the expression. Assume the denominator is nonzero.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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20
Suppose you have 6 miles to travel on a sometimes congested freeway. How long would it take you to travel that distance at the speed of 10 miles per hour?
A) 100 minutes
B) 40 minutes
C) 36 minutes
D) 30 minutes
E) 24 minutes
A) 100 minutes
B) 40 minutes
C) 36 minutes
D) 30 minutes
E) 24 minutes
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21
What may be concluded about these fractions?
A) They are equal.
B) They are not equal.
A) They are equal.
B) They are not equal.
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22
Use properties of fractions to simplify the expressions. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places.
A) 5.92 seconds
B) 4.42 seconds
C) 5.02 seconds
D) 4.92 seconds
E) 4.87 seconds
A) 5.92 seconds
B) 4.42 seconds
C) 5.02 seconds
D) 4.92 seconds
E) 4.87 seconds
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23
The current, I, in an electrical circuit is found by dividing the voltage, V, by the resistance, R. Suppose the voltage and resistance vary with time as in the following equations. Assume there are no zero denominators. Find a formula in terms of t that gives the current, I.
A)
B)
C)
D)
E)
Assume there are no zero denominators. Find a formula in terms of t that gives the current, I.A)
B)
C)
D)
E)
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24
Simplify. Assume there are no zero denominators.
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
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25
Multiply:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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26
Simplify the fraction.
A) 1
B) -1
C) -3
D) 4
E) -4
A) 1
B) -1
C) -3
D) 4
E) -4
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27
Use the properties of fractions to simplify the expression.
A) kilometers
B)
C) second
D)
E) kilometers2
A) kilometers
B)
C) second
D)
E) kilometers2
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28
Use properties of fractions to simplify the expressions. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places.
A) 0.16 page/min
B) 0.16 min/page
C) 0.21 min/page
D) 6.15 min
E) 0.21 page/min
A) 0.16 page/min
B) 0.16 min/page
C) 0.21 min/page
D) 6.15 min
E) 0.21 page/min
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29
Multiply:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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30
Simplify. Assume there are no zero denominators.
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
A)
B) x = 3
C) x = 2
D) 3
E) Does not simplify.
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31
In economics, total quantity sold is the product of the price and the demand. Find the total quantity, Q. Assume there are no zero denominators.
A)
B)
C)
D)
E)
Assume there are no zero denominators.A)
B)
C)
D)
E)
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32
Simplify. Assume there are no zero denominators.
A)
B) 3
C)
D)
E) Does not simplify.
A)
B) 3
C)
D)
E) Does not simplify.
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33
Multiply and divide the two fractions.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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34
Multiply and divide fractions. Assume all denominators are nonzero.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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k this deck
35
Indicate whether the statement is true or false.
A fraction can have the same variables in the numerator and denominator and be unsimplifiable.
A fraction can have the same variables in the numerator and denominator and be unsimplifiable.
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Unlock Deck
k this deck
36
Divide:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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Unlock Deck
k this deck
37
Use properties of fractions to simplify the expressions. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places.
A) 2.5 gal/hr
B) 2.5 hr/gal
C) 2 hr/gal
D) 5 gal
E) 3.5 gal/hr
A) 2.5 gal/hr
B) 2.5 hr/gal
C) 2 hr/gal
D) 5 gal
E) 3.5 gal/hr
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Unlock Deck
k this deck
38
Divide:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
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k this deck
39
Use the properties of fractions to simplify the expression. The word per means division and may be replaced by a fraction bar. Round your answer to two decimal places if necessary.
A) 3.85 sec
B) 4.35 feet
C) 2.65 sec
D) 2.65 feet/sec
E) 0.26 feet
A) 3.85 sec
B) 4.35 feet
C) 2.65 sec
D) 2.65 feet/sec
E) 0.26 feet
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k this deck
40
Divide:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
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Unlock Deck
k this deck
41
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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Unlock Deck
k this deck
42
Find the least common denominator for the equation.
A) 4
B) 80
C) 40
D) 8
E) 10
A) 4
B) 80
C) 40
D) 8
E) 10
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Unlock Deck
k this deck
43
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
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k this deck
44
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
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Unlock Deck
k this deck
45
Add the fractions on the right side of the equals sign to obtain a single fraction for the application formula. Assume there are no zero denominators. Resistors in parallel in an electrical circuit:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
46
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
47
Find the slope of the line connecting the points. Simplify to eliminate fractions from the numerators and denominators.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
48
What is the result of the operation?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
49
Add the rational expressions. Assume there are no zero denominators.
A) 1
B) 3
C) 6
D)
E)
A) 1
B) 3
C) 6
D)
E)
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Unlock Deck
k this deck
50
Multiply the expressions, and simplify the results. Assume there are no zero denominators.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
51
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
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Unlock Deck
k this deck
52
Find the slope of the line segment connecting the points. Simplify.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
53
Simplify the complex fraction to eliminate fractions from the numerators and denominators. Assume there are no zero denominators.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
54
What is the least common denominator for the set of rational expressions?
A) 15
B) 270
C) 135
D) 27
E) 150
A) 15
B) 270
C) 135
D) 27
E) 150
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Unlock Deck
k this deck
55
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
56
Multiply the expressions, and simplify the results. Assume there are no zero denominators.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
57
Find the least common denominator for the equation.
A) 6
B) 90
C) 30
D) 30x
E) 6x
A) 6
B) 90
C) 30
D) 30x
E) 6x
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Unlock Deck
k this deck
58
Find the least common denominator for the equation.
A)
B)
C) 24
D) 8
E)
A)
B)
C) 24
D) 8
E)
Unlock Deck
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Unlock Deck
k this deck
59
Simplify:
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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k this deck
60
Solve:
A)
B)
C) 22
D) -23
E) 23
A)
B)
C) 22
D) -23
E) 23
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k this deck
61
Set up and solve an equation. Round to the nearest tenth. One door can clear a theater in 6 minutes. A second door can clear a theater in 9 minutes. How fast can the theater be cleared if both doors are available?
A) 15 min
B) 0.3 min
C) 4.6 min
D) 3.6 min
E) 14 min
A) 15 min
B) 0.3 min
C) 4.6 min
D) 3.6 min
E) 14 min
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Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
62
Set up and solve an equation. Round to the nearest tenth. One farmer bales her hay in 15 days. A second farmer does it in 6 days. How many days will it take them working together?
A) 4.3 days
B) 0.2 day
C) 3.3 days
D) 21 days
E) 20 days
A) 4.3 days
B) 0.2 day
C) 3.3 days
D) 21 days
E) 20 days
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Unlock Deck
k this deck
63
Set up and solve an equation. Round to the nearest tenth. A -inch garden hose fills a child's pool in 1 hour. A -inch garden hose fills a child's pool in 1.2 hours. How long will it take to fill the pool if both hoses are used at once?
A) 0.4 hr
B) 0.5 hr
C) 1.8 hr
D) 5.5 hr
E) 4.5 hr
-inch garden hose fills a child's pool in 1 hour. A -inch garden hose fills a child's pool in 1.2 hours. How long will it take to fill the pool if both hoses are used at once?A) 0.4 hr
B) 0.5 hr
C) 1.8 hr
D) 5.5 hr
E) 4.5 hr
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k this deck
64
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
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k this deck
65
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
66
Indicate any inputs that must be excluded and then solve the equation. Factoring of the quadratic equation may be helpful.
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
Unlock Deck
k this deck
Unlock Deck
Unlock for access to all 66 flashcards in this deck.
