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$Math Pretest$

Mixture ProblemHow many liters of a 70% alcohol solution must be added to 50 liters ofa 40% alcohol solution to produce a 50% alcohol solution?Liters solution % alcohol Total litersalccohol70% solution X .70 .70x40% solution 50 .40 (.40)(50) = 2050% mixture 50 + x .50 .50 (50 + x)What equation(s) can you set up?
Mixture problem
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COMPASSHOBETNET
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Top 10 Test Taking Strategies6. Use
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Structure of the COMPASS Test• Th
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Structure of NET/HOBET Test• Numb
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Mathematics• ASSUMPTION: This cla
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Numerator & Denominator• Numerato
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Proper & Improper Fractions• If t
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COMPASSHOBETNET
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Change a Mixed Number to an Imprope
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Equivalent Fractions• Equivalent
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Find the Equivalent Fractions
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Equivalent Fractions, Ratios, & Pro
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Simplify (Reduce) Fractions• Divi
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Combining “Unlike” Fractions•
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Another Example
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Combine Mixed Numbers• Find the L
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Multiply Fractions• Simplify the
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Multiplying with Mixed Numbers• C
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Decimal Place Values• Numbers to
Page 39 and 40: COMPASSHOBETNET
Page 41: Decimals• Line up the numbers on
Page 44 and 45: Dividing Decimal Numbers (Cont.)•
Page 46 and 47: Examples of Division with Decimals
Page 48 and 49: COMPASSHOBETNET
Page 50 and 51: Convert a Decimal Numberto a Fracti
Page 52 and 53: Percentages• Percent means ‘per
Page 54 and 55: Convert a Percent to a Fraction•
Page 56 and 57: Convert a Percent to a Decimal20% =
Page 58 and 59: Convert a Percent to a Decimal• D
Page 60 and 61: Ratios and Proportions• A ratio i
Page 62 and 63: Percentage Problems• ‘Of’ mea
Page 64 and 65: Solve for the Unknown• 75 milligr
Page 66 and 67: Subtraction Axiom (Truth)• You ca
Page 68 and 69: Division Axiom (Truth)• You can d
Page 70 and 71: Multiplying Signed Numbers• A neg
Page 72 and 73: Adding Two Numbers with ‘Like’
Page 74 and 75: Subtracting Signed Numbers• Chang
Page 76 and 77: Commutative Property• The order i
Page 78 and 79: Simplifying Algebraic Expressions
Page 80 and 81: Adding and SubtractingAlgebraic Exp
Page 82 and 83: Equations• An equation is a state
Page 84 and 85: Solve Algebraic Expressions• 6x +
Page 86: Practice Hobbit or Compass Testhttp
Page 89: Set Up Your VariablesLiterssolution
Page 94: Practice Hobbit or Compass Testhttp
Page 97: Find the slope of a line
Page 101 and 102: Perpendicular Lines have slopesthat
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