{
  "paper": {
    "school": "Henry Park",
    "year": 2025,
    "level": "P3",
    "label": "Weighted Assessment 1",
    "source_prefix": "Henry Park 2025 P3 Weighted Assessment 1",
    "has_answer_key": true
  },
  "questions": [
    {
      "n": 1,
      "type_id": 1,
      "question": "In 701, the value of the digit 0 is [?]",
      "answer0": "1",
      "answer1": "10",
      "answer2": "100",
      "answer3": "0",
      "correct_answer": 3,
      "skill_id": 66,
      "difficulty_id": 1,
      "explanation": "The digit 0 is in the tens place but as a digit it contributes 0 tens. Value = 0 × 10 = 0. Answer: 0.",
      "hints": ["Look at which place the 0 sits in: hundreds, tens or ones.", "Multiply the digit by its place value: 0 × 10 = 0."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q1",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 4 (= 0)."
    },
    {
      "n": 2,
      "type_id": 1,
      "question": "The difference between 903 and 314 is [?]",
      "answer0": "589",
      "answer1": "599",
      "answer2": "611",
      "answer3": "1217",
      "correct_answer": 0,
      "skill_id": 70,
      "difficulty_id": 1,
      "explanation": "Difference means subtract: 903 − 314 = 589.",
      "hints": ["'Difference' means subtraction.", "903 − 314: regroup, 903 − 314 = 589."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q2",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 1 (= 589)."
    },
    {
      "n": 3,
      "type_id": 1,
      "question": "Which of the following represents all the stars?",
      "answer0": "6 + 3",
      "answer1": "6 − 3",
      "answer2": "6 × 3",
      "answer3": "6 ÷ 3",
      "correct_answer": 2,
      "skill_id": 73,
      "difficulty_id": 1,
      "explanation": "There are 3 boxes, each containing 6 stars (2 rows of 3). 3 groups of 6 = 6 × 3 = 18 stars. Answer: 6 × 3.",
      "hints": ["Count the stars in one box, then count the boxes.", "Equal groups means multiplication."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q3",
      "image_needed": true,
      "image_options": false,
      "image_file": "q3.png",
      "image_page": 2,
      "image_bbox": [0.33, 0.18, 0.86, 0.27],
      "image_loc": "three framed boxes of stars near top of page",
      "notes": "Key: option 3 (= 6 × 3). 3 boxes of 6 stars = 18."
    },
    {
      "n": 4,
      "type_id": 1,
      "question": "Dorothy pours all the water from the pail into bottles of the same size. What is the total volume of water in the pail?",
      "answer0": "6 ℓ",
      "answer1": "8 ℓ",
      "answer2": "10 ℓ",
      "answer3": "4 ℓ",
      "correct_answer": 1,
      "skill_id": 87,
      "difficulty_id": 1,
      "explanation": "There are 8 bottles, each holding 1 ℓ. Total = 8 × 1 ℓ = 8 ℓ.",
      "hints": ["Count how many bottles are filled.", "Each bottle holds 1 ℓ, so multiply by the number of bottles."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q4",
      "image_needed": true,
      "image_options": false,
      "image_file": "q4.png",
      "image_page": 2,
      "image_bbox": [0.27, 0.46, 0.93, 0.66],
      "image_loc": "pail on left with 8 labelled 1ℓ bottles to the right",
      "notes": "Key: option 2 (= 8 ℓ). Count to verify: 8 bottles × 1ℓ."
    },
    {
      "n": 5,
      "type_id": 1,
      "question": "2 h 14 min = [?] min",
      "answer0": "74 min",
      "answer1": "114 min",
      "answer2": "134 min",
      "answer3": "214 min",
      "correct_answer": 2,
      "skill_id": 91,
      "difficulty_id": 1,
      "explanation": "1 h = 60 min, so 2 h = 120 min. 120 + 14 = 134 min.",
      "hints": ["Convert hours to minutes: 2 × 60 = 120.", "Add the extra minutes: 120 + 14 = 134."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q5",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 3 (= 134 min)."
    },
    {
      "n": 6,
      "type_id": 1,
      "question": "Write 5946 in words.",
      "answer0": "Five thousand nine hundred and forty-six",
      "answer1": "Five thousand nine hundred and sixty-four",
      "answer2": "Five thousand nine hundred and forty",
      "answer3": "Fifty-nine thousand and forty-six",
      "correct_answer": 0,
      "skill_id": 67,
      "difficulty_id": 1,
      "explanation": "5946 = 5 thousands, 9 hundreds, 4 tens, 6 ones = five thousand nine hundred and forty-six.",
      "hints": ["Break into thousands, hundreds, tens, ones.", "46 in words is forty-six."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q6",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q6(a). Word answer -> converted to MCQ. Key: 'Five thousand nine hundred and forty six'."
    },
    {
      "n": 7,
      "type_id": 2,
      "question": "Find the sum of 2086 and 4288. [?]",
      "answer0": "6374",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 70,
      "difficulty_id": 1,
      "explanation": "Sum means add: 2086 + 4288 = 6374.",
      "hints": ["'Sum' means addition.", "Add column by column with regrouping: 2086 + 4288 = 6374."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q7",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q6(b) on the paper. Key: 6374."
    },
    {
      "n": 8,
      "type_id": 2,
      "question": "3189 = 3000 + [?] + 80 + 9",
      "answer0": "100",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 66,
      "difficulty_id": 1,
      "explanation": "3189 expanded = 3000 + 100 + 80 + 9. The missing part is the hundreds: 100.",
      "hints": ["Expand 3189 by place value.", "3000 + 100 + 80 + 9 = 3189."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q8",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q7(a) on the paper. Key: 100."
    },
    {
      "n": 9,
      "type_id": 2,
      "question": "In 9723, which digit is in the thousands place? [?]",
      "answer0": "9",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 66,
      "difficulty_id": 1,
      "explanation": "Reading place values from the right: 3 ones, 2 tens, 7 hundreds, 9 thousands. The thousands digit is 9.",
      "hints": ["Thousands is the 4th digit from the right.", "9723: 9 is the leftmost digit = thousands."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q9",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q7(b) on the paper. Key: 9."
    },
    {
      "n": 10,
      "type_id": 2,
      "question": "What is 10 more than 3490? [?]",
      "answer0": "3500",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 66,
      "difficulty_id": 1,
      "explanation": "10 more means add 10: 3490 + 10 = 3500.",
      "hints": ["'10 more' means add 10.", "3490 + 10 = 3500."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q10",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q8(a) on the paper. Key: 3490 + 10 = 3500."
    },
    {
      "n": 11,
      "type_id": 2,
      "question": "Arrange the numbers in order. Begin with the smallest. 7028, 2800, 7820, 8270 [?], [?], [?], [?]",
      "answer0": "2800",
      "answer1": "7028",
      "answer2": "7820",
      "answer3": "8270",
      "correct_answer": null,
      "skill_id": 68,
      "difficulty_id": 2,
      "explanation": "Compare thousands first, then hundreds. Smallest to largest: 2800, 7028, 7820, 8270.",
      "hints": ["Compare the thousands digit first.", "2800 (2 thousands) is smallest; then 7028, 7820, then 8270."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q11",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q8(b) on the paper. Ordering -> FIB, one blank per position. Key: 2800, 7028, 7820, 8270."
    },
    {
      "n": 12,
      "type_id": 2,
      "question": "Arrange the following fractions in order. Begin with the greatest. 1/10, 1/5, 1/7, 1/3 [?], [?], [?], [?]",
      "answer0": "1/3",
      "answer1": "1/5",
      "answer2": "1/7",
      "answer3": "1/10",
      "correct_answer": null,
      "skill_id": 79,
      "difficulty_id": 2,
      "explanation": "Unit fractions: the smaller the denominator, the larger the fraction. Greatest to smallest: 1/3, 1/5, 1/7, 1/10.",
      "hints": ["For unit fractions (numerator 1), a smaller denominator means a larger fraction.", "Order denominators 3 < 5 < 7 < 10, so fractions go 1/3 > 1/5 > 1/7 > 1/10."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q12",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q9 on the paper. Ordering -> FIB. Key: 1/3, 1/5, 1/7, 1/10."
    },
    {
      "n": 13,
      "type_id": 2,
      "question": "The diagram shows the mass of 1 jar of cookies. What is the mass of 2 such jars of cookies? [?] kg [?] g",
      "answer0": "2",
      "answer1": "500",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 87,
      "difficulty_id": 2,
      "explanation": "The scale reads 1 kg 250 g for 1 jar (1250 g). 2 jars = 1250 × 2 = 2500 g = 2 kg 500 g.",
      "hints": ["Read the pointer on the kg scale for 1 jar (1 kg 250 g).", "Double it: 1250 g × 2 = 2500 g = 2 kg 500 g."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q13",
      "image_needed": true,
      "image_options": false,
      "image_file": "q13.png",
      "image_page": 5,
      "image_bbox": [0.36, 0.45, 0.65, 0.80],
      "image_loc": "cookie jar sitting on a kitchen weighing scale, middle of page",
      "notes": "Q10 on the paper. Two blanks (kg, g). Key: 1250 × 2 = 2500 = 2kg 500g."
    },
    {
      "n": 14,
      "type_id": 2,
      "question": "Peter bought a camera. He paid the exact amount using the money shown. How much did the camera cost? $[?]",
      "answer0": "60.85",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 82,
      "difficulty_id": 2,
      "explanation": "Add the notes and coins: $50 + $5 + $2 + $2 + $1 + 50c + 10c + 10c + 10c + 5c = $60.85.",
      "hints": ["Add the dollar notes first, then the coins.", "50 + 5 + 2 + 2 + 1 = 60 dollars; 0.50 + 0.10 + 0.10 + 0.10 + 0.05 = 0.85; total $60.85."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q14",
      "image_needed": true,
      "image_options": false,
      "image_file": "q14.png",
      "image_page": 6,
      "image_bbox": [0.22, 0.18, 0.80, 0.34],
      "image_loc": "specimen notes on the left and a set of coins on the right, below the question",
      "notes": "Q11 on the paper. Key working: 50+5+2+2+1+0.5+0.1+0.1+0.1+0.05 = $60.85."
    },
    {
      "n": 15,
      "type_id": 1,
      "question": "Which of the following numbers is an even number that is greater than 2700 but smaller than 4700?",
      "answer0": "3727",
      "answer1": "3378",
      "answer2": "2676",
      "answer3": "4702",
      "correct_answer": 1,
      "skill_id": 68,
      "difficulty_id": 2,
      "explanation": "Even means last digit 0,2,4,6,8. 3727 is odd; 2676 (<2700) is out of range; 4702 (>4700) is out of range; 3378 is even and 2700 < 3378 < 4700. Answer: 3378.",
      "hints": ["An even number ends in 0, 2, 4, 6 or 8.", "Check the range 2700 < n < 4700, then pick the even one: 3378."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q15",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q12 on the paper. Four boxed numbers rendered as MCQ options. Key: 3378."
    },
    {
      "n": 16,
      "type_id": 2,
      "question": "Study the number pattern. Find the missing numbers. 625, 1625, 1725, [?], 2825, 3825, 3925, 4925, [?], 6025",
      "answer0": "2725",
      "answer1": "5025",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 69,
      "difficulty_id": 3,
      "explanation": "The pattern alternates +1000 then +100: 625(+1000)1625(+100)1725(+1000)2725(+100)2825(+1000)3825(+100)3925(+1000)4925(+100)5025(+1000)6025. (a) 2725, (b) 5025.",
      "hints": ["Look at the gaps: they alternate +1000 and +100.", "1725 + 1000 = 2725 (a); 4925 + 100 = 5025 (b)."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q16",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q13 on the paper. Two blanks (a) and (b). Key: a) 2725, b) 5025."
    },
    {
      "n": 17,
      "type_id": 2,
      "question": "Mdm Owen had 17 stickers at first. Then, she bought 19 more stickers. She packed all her stickers equally into 4 packets. How many stickers were there in each packet? [?]",
      "answer0": "9",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 2,
      "explanation": "Total stickers = 17 + 19 = 36. Shared equally into 4 packets: 36 ÷ 4 = 9 per packet.",
      "hints": ["First find the total number of stickers.", "17 + 19 = 36, then 36 ÷ 4 = 9."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q17",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q14 on the paper. Key: 17 + 19 = 36; 36 ÷ 4 = 9."
    },
    {
      "n": 18,
      "type_id": 2,
      "question": "On Friday, Mrs Baker baked 280 cupcakes. On Saturday, she baked 50 fewer cupcakes than on Friday. What is the total number of cupcakes she baked on Friday and Saturday? [?]",
      "answer0": "510",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 71,
      "difficulty_id": 2,
      "explanation": "Saturday = 280 − 50 = 230. Total = 280 + 230 = 510 cupcakes.",
      "hints": ["Find Saturday's amount first: 50 fewer than 280.", "280 − 50 = 230; total = 280 + 230 = 510."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q18",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q15 on the paper. Key: Sat 230; total 510."
    },
    {
      "n": 19,
      "type_id": 2,
      "question": "At an arcade game, Kevin scored 2378 points. Andy scored 1251 more points than him. Andy scored 755 fewer points than Bernard. What was Bernard's score? [?]",
      "answer0": "4384",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 71,
      "difficulty_id": 3,
      "explanation": "Andy = 2378 + 1251 = 3629. Andy is 755 fewer than Bernard, so Bernard = 3629 + 755 = 4384.",
      "hints": ["Find Andy's score first: 1251 more than Kevin.", "Andy = 3629; Bernard = Andy + 755 = 4384."],
      "source": "Henry Park 2025 P3 Weighted Assessment 1 Q19",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Q16 on the paper. Key: Andy 3629; Bernard 4384."
    }
  ]
}