Exam 2: Equations and Inequalities
Exam 1: Real Numbers and Their Basic Properties89 Questions
Exam 2: Equations and Inequalities64 Questions
Exam 3: Graphs; Equations of Lines; Functions; Variation98 Questions
Exam 4: Polynomials103 Questions
Exam 5: Factoring Polynomials and Solving Equations by Factoring23 Questions
Exam 6: Rational Expressions and Equations; Ratio and Proportion67 Questions
Exam 7: Systems of Linear Equations and Inequalities in Two Variables30 Questions
Exam 8: Roots, Radical Expressions, and Radical Equations78 Questions
Exam 9: Quadratic Equations, Quadratic Functions, and Complex Numbers51 Questions
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Use the division or the multiplication property of equality to solve
. What is the result?
(Multiple Choice)
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Solve the inequality. Give the result in interval notation.
or 
(Multiple Choice)
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A garden store sells Kentucky bluegrass seed for $6 per pound and ryegrass seed for $3 per pound. How much rye must be mixed with 180 pounds of bluegrass to obtain a blend that will sell for $5 per pound?
(Multiple Choice)
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Use a property of equality to solve the equation. Then check the result.
__________
(Short Answer)
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An amount P , invested at a simple interest rate r , will grow to an amount A in t years, according to the formula A = P ( 1 + r t ). Suppose a man invested some money at 5.9%. If after 5 years, he had $6,151.25 on deposit, what amount did he originally invest? Round your answer to the nearest integer.
(Multiple Choice)
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Use an algebraic approach to solve the problem: A board 35 feet long is cut into two pieces such that the length of one piece is two-thirds of the length of the other piece. Find the length of the shorter piece of board.
(Multiple Choice)
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The city's water department charges $8 per month, plus 44 cents for every 100 gallons of water used. Last month, one homeowner used 1,900 gallons and received a bill for $17.98. Was the billing correct? If the billing is not correct, what is the correct billing amount for this homeowner given these facts?
(Multiple Choice)
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A solution contains 0.2 liters of sulfuric acid. If this represents 8% of the total amount, find the total amount.
(Multiple Choice)
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Use an algebraic approach to solve the problem: Suppose that the width of a certain rectangle is 2 inch more than one-fourth of its length. The perimeter of the rectangle is 34 inches. Find the length and width of the rectangle.
(Multiple Choice)
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How long can a person rent the truck described in the ad if the cost is to be less than $120? Round your answer to the nearest hour. 
(Multiple Choice)
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The state sales tax rate in Utah is 4.75%. Find the sales tax on a dining room set that sells for $1,100.00.
(Multiple Choice)
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When two lines intersect as in the illustration below, four angles are formed. Angles that are side-by-side, such as
and
, are called adjacent angles. Angles that are nonadjacent, such as
and
or
and
, are called vertical angles. From geometry, we know that if two lines intersect, vertical angles have the same measure. If
and
, find x . Read
as "the measure of
". 
(Multiple Choice)
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The owner of a candy store wants to make a(n) 16-pound mixture of two candies to sell for $1 per pound. If red licorice bits sell for $0.90 per pound and lemon gumdrops sell for $1.30 per pound, how many pounds of each should be used? NOTE: All the values were rounded to the nearest whole number.
(Multiple Choice)
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The illustration below is a schematic diagram of a resistor connected to a voltage source of 60 volts. As a result, the resistor dissipates power in the form of heat. The power P lost when a voltage V is placed across a resistance R is given by the formula
If P is 12 watts and E is 60 volts, find R .
(Multiple Choice)
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Use an equation to solve the problem. A wholesale price for each compact disc is $14 and each has a markup of $0.70. Find the retail price of 40 CDs.
(Multiple Choice)
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Lured by the ad in the illustration below, a woman invested $11,100, some in a money market account and the rest in a 5-year CD. How much was invested in each account if the income from both investments is $978 per year? First Republic Savings and Loan Account Rate NOW 5.5% Savings 7.5% Money market 8.0% Checking 4.0% 5-year CD 9.0%
(Multiple Choice)
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