[
  {
    "Question": "What is 20% of 150?",
    "Answer": "B",
    "Explanation": "To find 20% of 150, you multiply 150 by 0.20 (20/100). This gives you 30.",
    "PictureURL": "",
    "OptionA": "20",
    "OptionB": "30",
    "OptionC": "40",
    "OptionD": "50",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Percent of a Number",
    "Item": 1,
    "Type": "multiple choice",
    "Path": "percent_problems/percent_of_a_number"
  },
  {
    "Question": "If a shirt costs $40 and is on sale for 25% off, what is the sale price?",
    "Answer": "A",
    "Explanation": "To calculate the sale price, first find 25% of $40, which is $10. Subtract $10 from $40 to get a sale price of $30.",
    "PictureURL": "",
    "OptionA": "30",
    "OptionB": "35",
    "OptionC": "25",
    "OptionD": "20",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Discount Calculation",
    "Item": 2,
    "Type": "multiple choice",
    "Path": "percent_problems/discounts"
  },
  {
    "Question": "A product originally priced at $80 is marked up by 15%. What is the new price?",
    "Answer": "C",
    "Explanation": "To find the markup, calculate 15% of $80, which is $12. Add this to the original price: $80 + $12 = $92.",
    "PictureURL": "",
    "OptionA": "85",
    "OptionB": "90",
    "OptionC": "92",
    "OptionD": "95",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Markup Calculation",
    "Item": 3,
    "Type": "multiple choice",
    "Path": "percent_problems/markups"
  },
  {
    "Question": "If you invest $200 at a simple interest rate of 5% per year, how much interest will you earn in 3 years?",
    "Answer": "B",
    "Explanation": "Simple interest is calculated as Principal × Rate × Time. Here, it is $200 × 0.05 × 3 = $30.",
    "PictureURL": "",
    "OptionA": "20",
    "OptionB": "30",
    "OptionC": "25",
    "OptionD": "15",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Simple Interest Calculation",
    "Item": 4,
    "Type": "multiple choice",
    "Path": "percent_problems/simple_interest"
  },
  {
    "Question": "If a meal costs $50 and you want to leave a 20% tip, how much should you leave?",
    "Answer": "A",
    "Explanation": "To find the tip, calculate 20% of $50, which is $10. Therefore, you should leave $10 as a tip.",
    "PictureURL": "",
    "OptionA": "10",
    "OptionB": "8",
    "OptionC": "12",
    "OptionD": "15",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Tip Calculation",
    "Item": 5,
    "Type": "multiple choice",
    "Path": "percent_problems/tips"
  },
  {
    "Question": "A store adds a 10% sales tax to your purchase of $60. What is the total amount you will pay?",
    "Answer": "C",
    "Explanation": "First, calculate the sales tax: 10% of $60 is $6. Add this to the original price: $60 + $6 = $66.",
    "PictureURL": "",
    "OptionA": "60",
    "OptionB": "64",
    "OptionC": "66",
    "OptionD": "70",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Sales Tax Calculation",
    "Item": 6,
    "Type": "multiple choice",
    "Path": "percent_problems/tax"
  },
  {
    "Question": "What is 15% of 200?",
    "Answer": "D",
    "Explanation": "To find 15% of 200, multiply 200 by 0.15. This results in 30.",
    "PictureURL": "",
    "OptionA": "20",
    "OptionB": "25",
    "OptionC": "35",
    "OptionD": "30",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Percent of a Number",
    "Item": 7,
    "Type": "multiple choice",
    "Path": "percent_problems/percent_of_a_number"
  },
  {
    "Question": "If a jacket costs $120 and is discounted by 30%, what is the final price?",
    "Answer": "B",
    "Explanation": "Calculate 30% of $120, which is $36. Subtract this from the original price: $120 - $36 = $84.",
    "PictureURL": "",
    "OptionA": "90",
    "OptionB": "84",
    "OptionC": "80",
    "OptionD": "75",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Discount Calculation",
    "Item": 8,
    "Type": "multiple choice",
    "Path": "percent_problems/discounts"
  },
  {
    "Question": "A bicycle originally costs $250 and is marked up by 20%. What is the new price?",
    "Answer": "C",
    "Explanation": "Calculate 20% of $250, which is $50. Add this to the original price: $250 + $50 = $300.",
    "PictureURL": "",
    "OptionA": "275",
    "OptionB": "290",
    "OptionC": "300",
    "OptionD": "310",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Markup Calculation",
    "Item": 9,
    "Type": "multiple choice",
    "Path": "percent_problems/markups"
  },
  {
    "Question": "If you earn $500 in a year with a simple interest rate of 4%, how much interest did you earn?",
    "Answer": "B",
    "Explanation": "Using the formula for simple interest (Principal × Rate × Time), the interest earned is $500 × 0.04 × 1 = $20.",
    "PictureURL": "",
    "OptionA": "15",
    "OptionB": "20",
    "OptionC": "25",
    "OptionD": "30",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Simple Interest Calculation",
    "Item": 10,
    "Type": "multiple choice",
    "Path": "percent_problems/simple_interest"
  },
  {
    "Question": "If a meal costs $80 and you want to leave a 15% tip, how much should you leave?",
    "Answer": "C",
    "Explanation": "To calculate the tip, find 15% of $80, which is $12. Therefore, you should leave $12 as a tip.",
    "PictureURL": "",
    "OptionA": "10",
    "OptionB": "8",
    "OptionC": "12",
    "OptionD": "15",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Tip Calculation",
    "Item": 11,
    "Type": "multiple choice",
    "Path": "percent_problems/tips"
  },
  {
    "Question": "A store has a 5% sales tax on a $200 purchase. What is the total amount paid?",
    "Answer": "B",
    "Explanation": "Calculate 5% of $200, which is $10. Add this to the original price: $200 + $10 = $210.",
    "PictureURL": "",
    "OptionA": "200",
    "OptionB": "210",
    "OptionC": "205",
    "OptionD": "215",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Sales Tax Calculation",
    "Item": 12,
    "Type": "multiple choice",
    "Path": "percent_problems/tax"
  },
  {
    "Question": "What is 25% of 400?",
    "Answer": "A",
    "Explanation": "To find 25% of 400, multiply 400 by 0.25. This results in 100.",
    "PictureURL": "",
    "OptionA": "100",
    "OptionB": "80",
    "OptionC": "60",
    "OptionD": "50",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Percent of a Number",
    "Item": 13,
    "Type": "multiple choice",
    "Path": "percent_problems/percent_of_a_number"
  },
  {
    "Question": "If a dress costs $150 and is discounted by 40%, what is the final price?",
    "Answer": "B",
    "Explanation": "Calculate 40% of $150, which is $60. Subtract this from the original price: $150 - $60 = $90.",
    "PictureURL": "",
    "OptionA": "100",
    "OptionB": "90",
    "OptionC": "80",
    "OptionD": "70",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Discount Calculation",
    "Item": 14,
    "Type": "multiple choice",
    "Path": "percent_problems/discounts"
  },
  {
    "Question": "A laptop originally costs $1,000 and is marked up by 10%. What is the new price?",
    "Answer": "C",
    "Explanation": "Calculate 10% of $1,000, which is $100. Add this to the original price: $1,000 + $100 = $1,100.",
    "PictureURL": "",
    "OptionA": "1,050",
    "OptionB": "1,080",
    "OptionC": "1,100",
    "OptionD": "1,120",
    "OptionE": "",
    "OptionF": "",
    "OptionG": "",
    "TestName": "Percent Problems Practice Test",
    "Content Type": "Mathematics",
    "Title": "Markup Calculation",
    "Item": 15,
    "Type": "multiple choice",
    "Path": "percent_problems/markups"
  }
]