{
  "paper": {
    "school": "Henry Park",
    "year": 2024,
    "level": "P1",
    "label": "Quiz 2",
    "source_prefix": "Henry Park 2024 P1 Quiz 2",
    "has_answer_key": true
  },
  "questions": [
    {
      "n": 1,
      "type_id": 1,
      "question": "What is the total number of stars in the box?",
      "answer0": "16",
      "answer1": "17",
      "answer2": "18",
      "answer3": "19",
      "correct_answer": 2,
      "skill_id": 1,
      "difficulty_id": 1,
      "explanation": "Count the stars in the box: 7 + 5 + 6 = 18.",
      "hints": ["Count the stars one row at a time.", "Add the rows together."],
      "source": "Henry Park 2024 P1 Quiz 2 Q1",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 1,
      "image_loc": "middle of page, below the question, box of stars (3 rows)",
      "notes": "Counting question: figure shows 18 stars. OCR option (3) read as 16 but printed value is 18; answer key 'Q1)=3' = option (3) = 18 => 0-based index 2."
    },
    {
      "n": 2,
      "type_id": 1,
      "question": "How many fewer tops than teddy bears are there?",
      "answer0": "15",
      "answer1": "11",
      "answer2": "3",
      "answer3": "4",
      "correct_answer": 3,
      "skill_id": 15,
      "difficulty_id": 2,
      "explanation": "There are 11 tops and 15 teddy bears. 15 - 11 = 4 fewer tops.",
      "hints": ["Count the tops, then count the teddy bears.", "Subtract the smaller count from the larger count."],
      "source": "Henry Park 2024 P1 Quiz 2 Q2",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 2,
      "image_loc": "top of page, two labelled boxes: 'tops' (11) on left, 'teddy bears' (15) on right",
      "notes": "Answer key Q2)=4 = option (4) = 4 => 0-based index 3. Counts to verify: 11 tops, 15 teddy bears."
    },
    {
      "n": 3,
      "type_id": 1,
      "question": "Mark draws 16 triangles. He erases 5 of them. How many triangles are left?",
      "answer0": "5",
      "answer1": "11",
      "answer2": "16",
      "answer3": "21",
      "correct_answer": 1,
      "skill_id": 15,
      "difficulty_id": 1,
      "explanation": "16 - 5 = 11 triangles are left.",
      "hints": ["Erasing means taking away.", "16 take away 5."],
      "source": "Henry Park 2024 P1 Quiz 2 Q3",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 2,
      "image_loc": "middle of page, 2 rows of 8 triangles; the last 5 are crossed out",
      "notes": "Answer key Q3)=2 = option (2) = 11 => 0-based index 1. Figure supports the stem (crossed-out triangles)."
    },
    {
      "n": 4,
      "type_id": 1,
      "question": "12 - 3 = [?]",
      "answer0": "8",
      "answer1": "9",
      "answer2": "11",
      "answer3": "15",
      "correct_answer": 1,
      "skill_id": 13,
      "difficulty_id": 1,
      "explanation": "12 - 3 = 9.",
      "hints": ["Count back 3 from 12.", "12, 11, 10, 9."],
      "source": "Henry Park 2024 P1 Quiz 2 Q4",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "MCQ with a fill blank in stem. Answer key Q4)=2 = option (2) = 9 => 0-based index 1."
    },
    {
      "n": 5,
      "type_id": 1,
      "question": "Write the number in words. 15",
      "answer0": "fifteen",
      "answer1": "fifty",
      "answer2": "fourteen",
      "answer3": "five",
      "correct_answer": 0,
      "skill_id": 3,
      "difficulty_id": 1,
      "explanation": "15 in words is fifteen.",
      "hints": ["Numbers from 13 to 19 end in '-teen'.", "1 ten and 5 ones."],
      "source": "Henry Park 2024 P1 Quiz 2 Q5",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "Word-answer converted to MCQ per spec (text fill-ins are fragile). Answer key Q5)=fifteen. Distractors authored."
    },
    {
      "n": 6,
      "type_id": 2,
      "question": "Arrange the numbers in order. Begin with the smallest. 10, 20, 12, 2 [?], [?], [?], [?]",
      "answer0": "2",
      "answer1": "10",
      "answer2": "12",
      "answer3": "20",
      "correct_answer": null,
      "skill_id": 5,
      "difficulty_id": 2,
      "explanation": "Smallest to largest: 2, 10, 12, 20.",
      "hints": ["Find the smallest number first.", "Compare tens, then ones."],
      "source": "Henry Park 2024 P1 Quiz 2 Q6",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "Ordering task converted to FIB (one [?] per position, smallest first). Answer key Q6)=2, 10, 12, 20."
    },
    {
      "n": 7,
      "type_id": 2,
      "question": "3 + [?] = 17",
      "answer0": "14",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 13,
      "difficulty_id": 2,
      "explanation": "17 - 3 = 14, so 3 + 14 = 17.",
      "hints": ["What do you add to 3 to make 17?", "17 - 3 = 14."],
      "source": "Henry Park 2024 P1 Quiz 2 Q7",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "Missing-number box converted to FIB. Answer key Q7)=3 + 14 = 17."
    },
    {
      "n": 8,
      "type_id": 2,
      "question": "[?] - 8 = 7",
      "answer0": "15",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 13,
      "difficulty_id": 2,
      "explanation": "7 + 8 = 15, so 15 - 8 = 7.",
      "hints": ["Add the two numbers you can see.", "7 + 8 = 15."],
      "source": "Henry Park 2024 P1 Quiz 2 Q8",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "Missing-number box converted to FIB. Answer key Q8)=15 - 8 = 7."
    },
    {
      "n": 9,
      "type_id": 2,
      "question": "6 + 4 + 2 = [?]",
      "answer0": "12",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 13,
      "difficulty_id": 2,
      "explanation": "6 + 4 = 10, then 10 + 2 = 12.",
      "hints": ["Add the first two numbers.", "Then add the last number."],
      "source": "Henry Park 2024 P1 Quiz 2 Q9",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "Missing-number box converted to FIB. Answer key Q9)=6 + 4 + 2 = 12."
    },
    {
      "n": 10,
      "type_id": 2,
      "question": "Complete the addition equation. How many hearts are there altogether? [?] + [?] = [?]",
      "answer0": "6",
      "answer1": "9",
      "answer2": "15",
      "answer3": null,
      "correct_answer": null,
      "skill_id": 13,
      "difficulty_id": 2,
      "explanation": "One group has 6 hearts and the other has 9 hearts. 6 + 9 = 15.",
      "hints": ["Count the hearts in each group.", "Add the two groups together."],
      "source": "Henry Park 2024 P1 Quiz 2 Q10",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 4,
      "image_loc": "lower half of page, two rounded boxes of hearts (left 6, right 9) above the equation boxes",
      "notes": "Number-bond/equation converted to FIB. Answer key Q10)=9 + 6 = 15; addends recorded as shown (left group 6, right group 9). Counts to verify: 6 and 9 hearts."
    },
    {
      "n": 11,
      "type_id": 2,
      "question": "There are 4 fewer plates than cups. How many plates are there? There are [?] plates.",
      "answer0": "8",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 15,
      "difficulty_id": 2,
      "explanation": "There are 12 cups. 4 fewer plates: 12 - 4 = 8 plates.",
      "hints": ["Count the cups.", "Fewer means take away. 12 - 4 = 8."],
      "source": "Henry Park 2024 P1 Quiz 2 Q11",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 5,
      "image_loc": "top of page, box of 12 cups (2 rows of 6) on left, 'plates' box with a '?' on right",
      "notes": "FIB. Answer key Q11)=There are 8 plates. Counts to verify: 12 cups shown."
    },
    {
      "n": 12,
      "type_id": 2,
      "question": "Complete the number pattern. 7, 9, 11, [?], 15, 17, [?]",
      "answer0": "13",
      "answer1": "19",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 6,
      "difficulty_id": 2,
      "explanation": "The numbers increase by 2 each time: 7, 9, 11, 13, 15, 17, 19.",
      "hints": ["How much does each number go up by?", "Add 2 each time."],
      "source": "Henry Park 2024 P1 Quiz 2 Q12",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "image_page": null,
      "image_loc": null,
      "notes": "Number pattern converted to FIB (one [?] per blank, in order). Answer key Q12)=13, 19."
    },
    {
      "n": 13,
      "type_id": 0,
      "question": "Colour the shape with the answer 11.",
      "answer0": null,
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 13,
      "difficulty_id": 2,
      "explanation": "18 - 6 = 12, 12 - 2 = 10, 20 - 9 = 11. The shape '20 - 9' equals 11.",
      "hints": ["Work out each subtraction.", "Find the one that equals 11."],
      "source": "Henry Park 2024 P1 Quiz 2 Q13",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 5,
      "image_loc": "bottom of page, three banner shapes: '18 - 6', '12 - 2', '20 - 9'",
      "notes": "Genuinely interactive (colour the shape) -> type_id 0, skipped on insert. Answer: the '20 - 9' shape (=11). Answer key Q13)=20 - 9."
    },
    {
      "n": 14,
      "type_id": 2,
      "question": "There are 13 red and green apples altogether. There is 1 more red apple than green apples. There are [?] green apples.",
      "answer0": "6",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 15,
      "difficulty_id": 3,
      "explanation": "Red + green = 13 and red = green + 1. So green + green + 1 = 13, green + green = 12, green = 6.",
      "hints": ["Take away the 1 extra red apple: 13 - 1 = 12.", "Split 12 into two equal groups: 6 and 6."],
      "source": "Henry Park 2024 P1 Quiz 2 Q14",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 6,
      "image_loc": "upper-middle of page, 13 apples (mix of white/shaded) in 3 rows (5, 5, 3)",
      "notes": "FIB. Answer key Q14)=There are 6 green apples."
    },
    {
      "n": 15,
      "type_id": 2,
      "question": "There were 18 sandwiches. 7 of them were eaten. How many sandwiches were left? There were [?] sandwiches left.",
      "answer0": "11",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 15,
      "difficulty_id": 2,
      "explanation": "18 - 7 = 11 sandwiches were left.",
      "hints": ["Eaten means taken away.", "18 - 7 = 11."],
      "source": "Henry Park 2024 P1 Quiz 2 Q15",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 7,
      "image_loc": "middle of page, 18 sandwiches in rows (5, 5, 5, 3); 7 crossed out",
      "notes": "Problem sum converted to FIB (final answer). Equation-box template (rect-circle-rect=rect) omitted. Answer key Q15)=18 - 7 = 11; 11 sandwiches left."
    },
    {
      "n": 16,
      "type_id": 2,
      "question": "Siti had 4 hair clips. Her mother gave her another 9 hair clips. How many hair clips does she have now? She has [?] hair clips altogether now.",
      "answer0": "13",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 15,
      "difficulty_id": 2,
      "explanation": "4 + 9 = 13 hair clips altogether.",
      "hints": ["'Gave another' means add.", "4 + 9 = 13."],
      "source": "Henry Park 2024 P1 Quiz 2 Q16",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 8,
      "image_loc": "middle of page, group of 4 hair clips above a group of 9 hair clips",
      "notes": "Problem sum converted to FIB (final answer). Equation-box template omitted. Answer key Q16)=9 + 4 = 13; 13 hair clips."
    },
    {
      "n": 17,
      "type_id": 2,
      "question": "Sue had 16 muffins. She gave 9 muffins to her sister. How many muffins does Sue have now? Sue has [?] muffins now.",
      "answer0": "7",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 15,
      "difficulty_id": 2,
      "explanation": "16 - 9 = 7 muffins now.",
      "hints": ["'Gave to her sister' means take away.", "16 - 9 = 7."],
      "source": "Henry Park 2024 P1 Quiz 2 Q17",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 9,
      "image_loc": "upper part of page, 16 muffins in 2 rows of 8; 9 crossed out",
      "notes": "Problem sum converted to FIB (final answer). Equation-box template omitted. Answer key Q17)=16 - 9 = 7; 7 muffins."
    },
    {
      "n": 18,
      "type_id": 2,
      "question": "Zac had 17 sticks at first. He used 8 sticks to make ice cream. How many sticks were Zac left with? Zac was left with [?] sticks.",
      "answer0": "9",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 15,
      "difficulty_id": 2,
      "explanation": "17 - 8 = 9 sticks left.",
      "hints": ["'Used' means take away.", "17 - 8 = 9."],
      "source": "Henry Park 2024 P1 Quiz 2 Q18",
      "image_needed": true,
      "image_options": false,
      "image_file": null,
      "image_page": 10,
      "image_loc": "upper part of page, 17 sticks in 2 rows (10 + 7); 8 crossed out",
      "notes": "Problem sum converted to FIB (final answer). Equation-box template omitted. Answer key Q18)=17 - 8 = 9; 9 sticks."
    }
  ]
}