[
  {
    "Question": "If f(x) = 3x + 5, what is f(4)?",
    "Answer": "B",
    "Explanation": "Plug in x = 4 into the function: f(4) = 3(4) + 5 = 12 + 5 = 17.",
    "PictureURL": "",
    "OptionA": "12",
    "OptionB": "17",
    "OptionC": "20",
    "OptionD": "9",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Functions",
    "Item": 1,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "Given the equation y = 2x² - 3, what is y when x = 3?",
    "Answer": "C",
    "Explanation": "Substitute x = 3: y = 2(3)² - 3 = 2(9) - 3 = 18 - 3 = 15.",
    "PictureURL": "",
    "OptionA": "12",
    "OptionB": "9",
    "OptionC": "15",
    "OptionD": "18",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Quadratic Expressions",
    "Item": 2,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If g(t) = 5 - 2t, find g(-1).",
    "Answer": "D",
    "Explanation": "Plug in t = -1: g(-1) = 5 - 2(-1) = 5 + 2 = 7.",
    "PictureURL": "",
    "OptionA": "3",
    "OptionB": "-7",
    "OptionC": "-3",
    "OptionD": "7",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Linear Functions",
    "Item": 3,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "For the function h(x) = x³ - 4x, what is h(2)?",
    "Answer": "B",
    "Explanation": "Substitute x = 2: h(2) = 2³ - 4(2) = 8 - 8 = 0.",
    "PictureURL": "",
    "OptionA": "4",
    "OptionB": "0",
    "OptionC": "-4",
    "OptionD": "8",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Cubic Functions",
    "Item": 4,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If p(x) = 7x - 2 and x = 0, what is p(x)?",
    "Answer": "C",
    "Explanation": "Plug in x = 0: p(0) = 7(0) - 2 = 0 - 2 = -2.",
    "PictureURL": "",
    "OptionA": "7",
    "OptionB": "2",
    "OptionC": "-2",
    "OptionD": "0",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Functions at Zero",
    "Item": 5,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "Evaluate q(a) = 4a² + a when a = -3.",
    "Answer": "A",
    "Explanation": "Substitute a = -3: q(-3) = 4(-3)² + (-3) = 4(9) - 3 = 36 - 3 = 33.",
    "PictureURL": "",
    "OptionA": "33",
    "OptionB": "-33",
    "OptionC": "27",
    "OptionD": "-27",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating with Negative Inputs",
    "Item": 6,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If r(x) = 10 - 3x and x = 5, what is r(x)?",
    "Answer": "B",
    "Explanation": "Plug in x = 5: r(5) = 10 - 3(5) = 10 - 15 = -5.",
    "PictureURL": "",
    "OptionA": "25",
    "OptionB": "-5",
    "OptionC": "15",
    "OptionD": "5",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Linear Expressions",
    "Item": 7,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "What is the value of s(t) = t² - 2t + 1 when t = 1?",
    "Answer": "A",
    "Explanation": "Substitute t = 1: s(1) = 1² - 2(1) + 1 = 1 - 2 + 1 = 0.",
    "PictureURL": "",
    "OptionA": "0",
    "OptionB": "1",
    "OptionC": "2",
    "OptionD": "-1",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Quadratic Expressions",
    "Item": 8,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If f(x) = 2x + 3 and x = -2, what is f(x)?",
    "Answer": "C",
    "Explanation": "Plug in x = -2: f(-2) = 2(-2) + 3 = -4 + 3 = -1.",
    "PictureURL": "",
    "OptionA": "7",
    "OptionB": "-7",
    "OptionC": "-1",
    "OptionD": "1",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Linear Functions with Negative Inputs",
    "Item": 9,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "Evaluate m(x) = 3x² - x + 4 when x = 0.",
    "Answer": "B",
    "Explanation": "Substitute x = 0: m(0) = 3(0)² - 0 + 4 = 0 + 0 + 4 = 4.",
    "PictureURL": "",
    "OptionA": "0",
    "OptionB": "4",
    "OptionC": "3",
    "OptionD": "1",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Quadratic Functions at Zero",
    "Item": 10,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If y = 4x - 7, what is y when x = 3?",
    "Answer": "D",
    "Explanation": "Plug in x = 3: y = 4(3) - 7 = 12 - 7 = 5.",
    "PictureURL": "",
    "OptionA": "19",
    "OptionB": "21",
    "OptionC": "7",
    "OptionD": "5",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Linear Equations",
    "Item": 11,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "For the function z(t) = t³ + 2t, find z(-2).",
    "Answer": "B",
    "Explanation": "Substitute t = -2: z(-2) = (-2)³ + 2(-2) = -8 - 4 = -12.",
    "PictureURL": "",
    "OptionA": "12",
    "OptionB": "-12",
    "OptionC": "-4",
    "OptionD": "4",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Cubic Functions with Negative Inputs",
    "Item": 12,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If w(x) = 6 - x², what is w(2)?",
    "Answer": "C",
    "Explanation": "Plug in x = 2: w(2) = 6 - (2)² = 6 - 4 = 2.",
    "PictureURL": "",
    "OptionA": "10",
    "OptionB": "2",
    "OptionC": "2",
    "OptionD": "-2",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Quadratic Functions",
    "Item": 13,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "Evaluate the expression: 2a + 3b when a = 1 and b = 4.",
    "Answer": "D",
    "Explanation": "Plug in a = 1 and b = 4: 2(1) + 3(4) = 2 + 12 = 14.",
    "PictureURL": "",
    "OptionA": "10",
    "OptionB": "12",
    "OptionC": "8",
    "OptionD": "14",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Expressions with Two Variables",
    "Item": 14,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  },
  {
    "Question": "If f(x) = 1/(x+1), what is f(1)?",
    "Answer": "A",
    "Explanation": "Substitute x = 1: f(1) = 1/(1+1) = 1/2.",
    "PictureURL": "https://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Function_1_over_x_plus_1.svg/1200px-Function_1_over_x_plus_1.svg.png",
    "OptionA": "1/2",
    "OptionB": "2",
    "OptionC": "0",
    "OptionD": "1",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Plugging in Numbers Practice Test",
    "Content Type": "Question",
    "Title": "Evaluating Rational Functions",
    "Item": 15,
    "Type": "multiple choice",
    "Path": "Subtopics: — Plugging in numbers to test scenarios"
  }
]