# ELM: CSU Math Study Guide Final Exam

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### Page 1

#### Question 1 1. When you divide a rational expression you must remember to _____ the second fraction.

#### Question 2 2. The following graph displays which point?

#### Question 3 3. Solve the equation: |2x-5|=5.

#### Question 4 4. Find the least common denominator of 8 and 12.

#### Question 5 5. Which number is a perfect square?

### Page 2

#### Question 6 6. Use the number line to solve -4 + 6 - 3 + 7.

#### Question 7 7. The pictured shape is a:

#### Question 8 8. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the mode number of medals that the United States won during these Olympic Games.

#### Question 9 9. Josh claims that these triangles are similar by SSS. Do you agree or disagree with Josh?

#### Question 10 10. Which of these equations represents a line that is perpendicular to the line in the graph below?

### Page 3

#### Question 11 11. Solve |x| > 3

#### Question 12 12. What is the common denominator?

#### Question 13 13. Using the Pie Chart 'Who Sells The Most Fast Food?', about what is the total amount (in billions) that Wendy's made in sales?

#### Question 14 14. What is the relationship between Angle 4 and Angle 1?

#### Question 15 15. The radius of the soccer ball used this season is 4.5 in. What is the volume inside the ball?

### Page 4

#### Question 16 16. In what quadrant are both the x and y values negative?

#### Question 17 17. Divide the following expressions:

#### Question 18 18. Using the Pie Chart 'Who Sells The Most Fast Food?', which fast food restaurant had about 17 Billion in sales?

#### Question 19 19. Solve the following rational equation.

#### Question 20 20. Solve for x: x - 10 = 3

### Page 5

#### Question 21 21. What is the relationship?

#### Question 22 22. Solve

#### Question 23 23. Multiply the following rational expressions.

#### Question 24 24. Which of the following is NOT a quadrilateral?

####
Question 25
25.
The points that intersect the *x*- or *y*-axis are called the _____.

### Page 6

#### Question 26 26. Simplify: √1152

#### Question 27 27. Solve 35 x 62.

#### Question 28 28. You just took a survey asking people about their favorite class in school. After getting all the answers, you found that 10 people love English, 2 people love math, 3 people love history, and 12 love science. Please put this information in table form.

#### Question 29 29. How many answers do I need to get correct if I want a grade of 80 percent on a test with 70 questions?

#### Question 30 30. Solve.

### Page 7

#### Question 31 31. What is 2 3/7 + 4 1/4?

#### Question 32 32. In the pictured graph of f(x) = -2x^2 + 4x - 2, for which values of x is the function decreasing?

#### Question 33 33. How are these two quantitative variables related?

#### Question 34 34. Simplify the expression below using positive exponents only.

#### Question 35 35. Which of these is a binomial?

### Page 8

####
Question 36
36.
Find the solution, given the system of equations below.

y = 3x - 5

y = -2x + 10

#### Question 37 37. Which of the following is the graph of a linear function?

#### Question 38 38. What is the common denominator?

#### Question 39 39. How many adults picked chocolate or vanilla?

#### Question 40 40. Nicole wants to place a mat around a photograph of her daughter before framing it. If the photograph has a height of 12 inches and a width of 9 inches, how much matting is needed to frame the entire photograph?

### Page 9

#### Question 41 41. Which of the following is NOT true regarding the Cartesian plane?

#### Question 42 42. If x + y = 6 and 3x + 2y = 4, then y =

#### Question 43 43. If a student got a 75, which bar should increase?

#### Question 44 44. A right triangle has one leg that measures 7 inches, and the second leg measures 10 inches. How long is the hypotenuse?

#### Question 45 45. A store is offering 15% off the price of sunglasses if you buy two pairs. If the total cost of two pairs, including the discount, is $30.60, then what is the original price of one pair?

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#### Question 46 46. Solve for x.

#### Question 47 47. On Monday, Erin wrote 4 2/3 pages of her research paper. On Tuesday, she decided to delete 1 1/5 pages. How many pages are left?

#### Question 48 48. Simplify: (y/2 + 2y/3)/(3y/4 + y/3)

#### Question 49 49. CEO Donald earns three times as much as the combined salary of his two vice presidents, Susan and Kurt. If Susan earns s and Kurt earns k, then how much does Donald earn in terms of s and k?

#### Question 50 50. Which of the following data sets can I graph on a histogram?

#### ELM: CSU Math Study Guide Final Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. You will lose your work if you close or refresh this page. Good luck!