Simplify. Solve Factor completely Order the numbers below from least to greatest.

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1 Number of Customers Algebra Test 8 REVIEW. A bookstore conducted a survey of the reading preferences of its customers. The bar graph shows the results. Explain why the graph may be misleading. Customer Reading Preferences x ft ft ft 0.4 ft.. 4. Simplify. 000 Mystery Science Romance Fiction Other. A bag contains red marbles and 5 blue marbles. Find the probability of drawing a blue marble, keeping it, and drawing another blue marble. Write the probability as a fraction in simplest form.. A road sign in Europe shows the distance between two cities as 800 kilometers. If kilometer equals 0.6 mile, what is the distance, in miles, between the two cities?. Find the difference. 4. Solve Factor completely The formula expresses Fahrenheit temperature in terms of Celsius temperature. Find the Celsius temperature when the Fahrenheit temperature is A monument casts a shadow 4.4 feet long. A man who is 5.5 feet tall casts a shadow 0.4 feet long. The triangle drawn with the monument and its shadow is similar to the triangle drawn with the man and his shadow. How tall, in feet, is the monument? Order the numbers below from least to greatest. 4, 0, 0.6, 4 5. Evaluate for and. Jason scores 0 points for each question answered correctly on an exam. Write an algebraic expression for the total points he will score if he answers n questions correctly.. Determine the domain and the range of the relation {(, 8), (, ), (5, ), (6, ), (9, )}.

2 4. In a survey, participants were asked to choose their favorite of 4 cereals. Health Grain Cereal Company made the graph below to display the results of the survey. 0. Write the first 4 terms of an arithmetic sequence where and the common difference. a. Explain why the graph may be misleading. b. What conclusion might be made from the graph? Why might Health Grain have created this graph? c. Make a graph of the survey data that is not misleading. 5. Solve for n:. 6. Identify the domain and range of the function shown in the graph. 4 O y = x 4 6 x y. Determine whether the sequence below is an arithmetic sequence.,, 5, 9,... If yes, find the common difference and the next two terms.. At a bakery, bagels are $ and muffins are $4. Let x be the number of bagels sold. Let y be the number of muffins sold. The equation shows that the bakery made $7 selling bagels and muffins. Find the intercepts and explain what each means.. Astronomers measure distances within our solar system in astronomical units (AU). One AU is approximately 49,600,600 km and is also known as the distance from Earth to the Sun. Mercury is km from the Sun. What is this distance in AU? Round your answer to the nearest tenth. 4. The figures below are similar. Find Which is the better buy: 4 lbs of tomatoes for $.76 or 5 lbs for $4.65? 8. The ratio of men to women in an exercise class is : 4. In all, the class has 4 students. How many men and how many women are in the class? 9. The spinner below is spun twice. Make a tree diagram to show all possible outcomes. What is the probability of spinning a and a in either order?

3 A 5. 55º 9 C B D F 5º E 5. Find the product. Write the answer in scientific notation. 6. Write in scientific notation. 7. Find the prime factorization of Find the GCF of. 9. A square tile has a side length of 4x inches. What is the area of the tile? 40. A square photograph has a side length of 7n centimeters. What is the area of the photograph?

4 Algebra Test 8 REVIEW Answer Section. ANS: Sample: The large increments of the scale make the data values appear to be closer than they really are. REF: Lesson 7: Identifying Misleading Representations of Data. ANS: REF: Lesson 8: Combining Like Terms. ANS: 79 REF: Lesson : Multiplying and Dividing Real Numbers 4. ANS: REF: Lesson : Simplifying and Evaluating Expressions with Integer and Zero Exponents 5. ANS: REF: Lesson : Simplifying and Evaluating Expressions with Integer and Zero Exponents 6. ANS: REF: Lesson 8: Simplifying Expressions Using the GCF 7. ANS: REF: Lesson 9: Using the Distributive Property to Simplify Rational Expressions 8. ANS: REF: Lesson 40: Simplifying and Evaluating Expressions Using the Power Rule for Exponents 9. ANS: 5 REF: Lesson 9: Solving Literal Equations 0. ANS: 60.5 REF: Lesson 6: Writing and Solving Proportions. ANS: 5/4 REF: Lesson : Finding the Probability of Independent and Dependent Events. ANS: 496 REF: Lesson 8: Using Unit Analysis to Convert Measures

5 . ANS:.9 REF: Lesson 6: Subtracting Real Numbers 4. ANS: REF: Lesson 8: Solving Equations with Variables on Both Sides 5. ANS: REF: Lesson 6: Solving Multi-Step Equations 6. ANS: REF: Lesson 4: Solving Decimal Equations 7. ANS: REF: Lesson 6: Solving Multi-Step Equations 8. ANS: n = 8 REF: Lesson 8: Solving Equations with Variables on Both Sides 9. ANS: REF: Lesson : Using Rates, Ratios, and Proportions 0. ANS: 0.6, 0, 4 5, 4 REF: Lesson 0: Adding and Subtracting Real Numbers. ANS: 98 REF: Lesson 9: Evaluating and Comparing Algebraic Expressions. ANS: REF: Lesson 7: Translating Between Words and Algebraic Expressions. ANS: domain is {, 5, 6, 9}; range is {,, 8}. REF: Lesson 5: Differentiating Between Relations and Functions 4. ANS: a. Sample: The scale does not start at zero, so the heights of the bars vary greatly, even though the data values are very close to each other. b. Sample: The graph seems to show that people prefer Health Grain to other brands. c. Results of Cereal Survey

6 Health Grain A B C Brand REF: Lesson 7: Identifying Misleading Representations of Data 5. ANS: n = m + 4 REF: Lesson 9: Solving Literal Equations 6. ANS: domain is ; range is REF: Lesson 0: Graphing Functions 7. ANS: $0.94 > $0.9; 5 lbs for $4.65 is the better buy. REF: Lesson : Using Rates, Ratios, and Proportions 8. ANS: 6 men and 8 women REF: Lesson : Using Rates, Ratios, and Proportions 9. ANS: First Spin Second Spin

7 The probability of spinning a and a in either order is 9. REF: Lesson : Finding the Probability of Independent and Dependent Events 0. ANS:, 4, 9, and 4 REF: Lesson 4: Recognizing and Extending Arithmetic Sequences. ANS: Yes, arithmetic sequence; common difference is 4; next two terms are and 7 REF: Lesson 4: Recognizing and Extending Arithmetic Sequences. ANS: The x-intercept is 4. The y-intercept is 8. The x-intercept shows that if no muffins were sold, 4 bagels were sold. The y-intercept shows that if no bagels were sold, 8 muffins were sold. REF: Lesson 5: Locating and Using Intercepts. ANS: 0.4 REF: Lesson 7: Using Scientific Notation 4. ANS: 55 REF: Lesson 6: Writing and Solving Proportions 5. ANS: REF: Lesson 7: Using Scientific Notation 6. ANS: REF: Lesson 7: Using Scientific Notation 7. ANS: REF: Lesson 8: Simplifying Expressions Using the GCF 8. ANS: REF: Lesson 8: Simplifying Expressions Using the GCF 9. ANS: square inches REF: Lesson 40: Simplifying and Evaluating Expressions Using the Power Rule for Exponents 40. ANS: square centimeters REF: Lesson 40: Simplifying and Evaluating Expressions Using the Power Rule for Exponents