{
  "paper": {
    "school": "Northland",
    "year": 2025,
    "level": "P3",
    "label": "Weighted Assessment 2",
    "source_prefix": "Northland 2025 P3 Weighted Assessment 2",
    "has_answer_key": true
  },
  "questions": [
    {
      "n": 1,
      "type_id": 1,
      "question": "Which of the following is three thousand and twenty-five in numerals?",
      "answer0": "325",
      "answer1": "3025",
      "answer2": "3205",
      "answer3": "3250",
      "correct_answer": 1,
      "skill_id": 66,
      "difficulty_id": 1,
      "explanation": "Three thousand = 3000, twenty-five = 25. 3000 + 25 = 3025.",
      "hints": ["Write the thousands, then the tens and ones.", "Three thousand is 3000; add 25."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q1",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option (2) = 3025."
    },
    {
      "n": 2,
      "type_id": 1,
      "question": "What is the value of 4213 − 2428?",
      "answer0": "1785",
      "answer1": "1815",
      "answer2": "1895",
      "answer3": "2215",
      "correct_answer": 0,
      "skill_id": 70,
      "difficulty_id": 2,
      "explanation": "4213 − 2428 = 1785 (subtract with regrouping).",
      "hints": ["Line up the digits and subtract from the ones.", "Regroup where the top digit is smaller."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q2",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option (1) = 1785."
    },
    {
      "n": 3,
      "type_id": 1,
      "question": "Find the value of $14.35 + $5.90",
      "answer0": "$19.25",
      "answer1": "$20.15",
      "answer2": "$20.25",
      "answer3": "$21.25",
      "correct_answer": 2,
      "skill_id": 82,
      "difficulty_id": 2,
      "explanation": "$14.35 + $5.90 = $20.25 (add the cents: 35 + 90 = 125c = $1.25; 14 + 5 + 1 = $20).",
      "hints": ["Add the dollars and cents separately.", "35c + 90c = 125c = $1.25, carry the extra dollar."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q3",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option (3) = $20.25."
    },
    {
      "n": 4,
      "type_id": 1,
      "question": "Which of the following is an acute angle?",
      "answer0": "Angle A",
      "answer1": "Angle B",
      "answer2": "Angle C",
      "answer3": "Angle D",
      "correct_answer": 2,
      "skill_id": 99,
      "difficulty_id": 2,
      "explanation": "An acute angle is smaller than a right angle (less than 90°). Option (3) shows the narrowest opening, smaller than a right angle.",
      "hints": ["An acute angle is smaller than a right angle.", "Compare each opening to a square corner."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q4",
      "image_needed": true,
      "image_options": true,
      "image_file": null,
      "notes": "Key: option (3). Image-option MCQ: four angle diagrams; (1) right angle marked, (2) obtuse, (3) acute, (4) obtuse. Crop each option to q4_opt0..q4_opt3.png. opt0=(1) top-left, opt1=(2) top-right, opt2=(3) bottom-left, opt3=(4) bottom-right.",
      "image_page": 3,
      "image_bbox": [0.20, 0.10, 0.85, 0.34],
      "image_loc": "top of page, four labelled angle diagrams in a 2x2 grid below the question"
    },
    {
      "n": 5,
      "type_id": 1,
      "question": "Arrange the following numbers from largest to smallest.\n1875, 2540, 2109",
      "answer0": "1875, 2109, 2540",
      "answer1": "2540, 2109, 1875",
      "answer2": "2540, 1875, 2109",
      "answer3": "2109, 2540, 1875",
      "correct_answer": 1,
      "skill_id": 68,
      "difficulty_id": 2,
      "explanation": "Largest to smallest: 2540 > 2109 > 1875.",
      "hints": ["Compare the thousands digits first.", "2540 and 2109 both have 2 thousands; compare hundreds."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q5",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option (2) = 2540, 2109, 1875. Options reproduced as plain text (Largest...Smallest order)."
    },
    {
      "n": 6,
      "type_id": 1,
      "question": "Siti has 42 stamps.\nShe has 6 times as many stamps as John.\nHow many stamps does John have?",
      "answer0": "252",
      "answer1": "48",
      "answer2": "35",
      "answer3": "7",
      "correct_answer": 3,
      "skill_id": 73,
      "difficulty_id": 2,
      "explanation": "Siti = 6 × John, so John = 42 ÷ 6 = 7 stamps.",
      "hints": ["'6 times as many' means divide to find one part.", "42 ÷ 6 = 7."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q6",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option (4) = 7."
    },
    {
      "n": 7,
      "type_id": 1,
      "question": "Which line is perpendicular to line CD?",
      "answer0": "AC",
      "answer1": "BC",
      "answer2": "AD",
      "answer3": "BD",
      "correct_answer": 1,
      "skill_id": 100,
      "difficulty_id": 2,
      "explanation": "Perpendicular lines meet at a right angle (90°). Line BC meets line CD at a right angle, so BC is perpendicular to CD.",
      "hints": ["Perpendicular lines meet at a right angle.", "Look for the square corner at the meeting point with CD."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q7",
      "image_needed": true,
      "image_options": false,
      "image_file": "q7.png",
      "notes": "Key: option (2) = BC. Figure is a quadrilateral ABCD with crossing diagonals.",
      "image_page": 4,
      "image_bbox": [0.28, 0.13, 0.62, 0.34],
      "image_loc": "below the question near top of page; quadrilateral with vertices A (left), B (top), C (right), D (bottom) and crossing lines"
    },
    {
      "n": 8,
      "type_id": 2,
      "question": "Find the value of 194 ÷ 7\nQuotient: [?]\nRemainder: [?]",
      "answer0": "27",
      "answer1": "5",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 74,
      "difficulty_id": 2,
      "explanation": "194 ÷ 7: 7 × 27 = 189, and 194 − 189 = 5. So quotient = 27, remainder = 5.",
      "hints": ["How many 7s in 19? Then bring down the 4.", "7 × 27 = 189; the leftover is the remainder."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q8",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: Quotient 27, Remainder 5. Two blanks: answer0=quotient, answer1=remainder."
    },
    {
      "n": 9,
      "type_id": 2,
      "question": "The bar graph shows the number of each type of fish Mr Lee sold last Sunday.\na) How many fewer catfish than goldfish did Mr Lee sell?\nb) Mr Lee sold 3 times as many angelfish as [?].\nAnswer (a): [?]",
      "answer0": "Clownfish",
      "answer1": "50",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 104,
      "difficulty_id": 2,
      "explanation": "(a) Goldfish = 85, Catfish = 35; 85 − 35 = 50 fewer catfish. (b) Angelfish = 60; 60 ÷ 3 = 20, which matches Clownfish (20), so Mr Lee sold 3 times as many angelfish as Clownfish.",
      "hints": ["Read each bar value off the scale.", "For (b) find the fish whose count is one-third of the angelfish count."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q9",
      "image_needed": true,
      "image_options": false,
      "image_file": "q9.png",
      "notes": "Key: 9(a) 50, 9(b) Clownfish. Bar graph 'Number of fish sold': Catfish 35, Guppies 65, Clownfish 20, Angelfish 60, Goldfish 85. blank order: answer0=9(b) Clownfish, answer1=9(a) 50.",
      "image_page": 5,
      "image_bbox": [0.27, 0.13, 0.80, 0.38],
      "image_loc": "top of page; horizontal bar graph titled 'Number of fish sold' with rows Catfish, Guppies, Clownfish, Angelfish, Goldfish"
    },
    {
      "n": 10,
      "type_id": 2,
      "question": "The bar graph shows the number of each type of fish Mr Lee sold last Sunday.\nMr Lee sold each fish for $4.\nHow much did Mr Lee collect from selling all guppies and goldfish?\nAns: $[?]",
      "answer0": "600",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 104,
      "difficulty_id": 2,
      "explanation": "Guppies = 65, Goldfish = 85; total = 65 + 85 = 150 fish. 150 × $4 = $600.",
      "hints": ["Add the guppies and goldfish counts first.", "Multiply the total number of fish by $4."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q10",
      "image_needed": true,
      "image_options": false,
      "image_file": "q10.png",
      "notes": "Key: $600. Uses the same bar graph as Q9 (Guppies 65, Goldfish 85). Answer recorded without $ sign in answer0.",
      "image_page": 5,
      "image_bbox": [0.27, 0.13, 0.80, 0.38],
      "image_loc": "bar graph 'Number of fish sold' at top of page 5 (same graph referenced by Q9)"
    },
    {
      "n": 11,
      "type_id": 0,
      "question": "Draw a line parallel to Line XY that passes through point Z.",
      "answer0": null,
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 101,
      "difficulty_id": 2,
      "explanation": "Draw a line through Z with the same slope as line XY (it must never meet XY). On the square grid, a parallel line rises the same number of squares for each square across as line XY.",
      "hints": ["Parallel lines have the same slant and never meet.", "Copy the slope of XY exactly, starting at point Z."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q11",
      "image_needed": true,
      "image_options": false,
      "image_file": "q11.png",
      "notes": "Interactive draw task -> type_id 0 (skipped on insert). Answer key shows a diagonal line through Z parallel to XY on the grid. Grid figure has line XY (diagonal) and point Z above it.",
      "image_page": 6,
      "image_bbox": [0.29, 0.16, 0.66, 0.43],
      "image_loc": "square grid in upper-middle of page with diagonal line XY (X bottom, Y top) and point Z"
    },
    {
      "n": 12,
      "type_id": 2,
      "question": "Mrs Lee bought a dress for $39.90 and a pair of shoes for $56.80.\nShe gave the cashier a $100 note\nHow much change should Mrs Lee get?\nAns: $[?]",
      "answer0": "3.30",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 83,
      "difficulty_id": 2,
      "explanation": "Total spent = $39.90 + $56.80 = $96.70. Change = $100 − $96.70 = $3.30.",
      "hints": ["Add the two prices first.", "Subtract the total from $100."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q12",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: $3.30. Answer recorded without $ sign in answer0."
    },
    {
      "n": 13,
      "type_id": 2,
      "question": "Azim had some stickers. He packed some stickers into 8 packets.\nThere were 436 stickers in each packet. After packing, he had 84 stickers left.\nHow many stickers did Azim have at first?\nAns: [?]",
      "answer0": "3572",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 2,
      "explanation": "Stickers packed = 8 × 436 = 3488. At first = 3488 + 84 = 3572 stickers.",
      "hints": ["Multiply to find how many were packed.", "Add the leftover stickers to the packed total."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q13",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 3572."
    },
    {
      "n": 14,
      "type_id": 2,
      "question": "Shop A sold 2523 bowls of noodles.\nShop B sold 342 more bowls of noodles than Shop A.\nShop C sold 485 fewer bowls of noodles than Shop B.\nHow many bowls of noodles did Shop C sell?\nAns: [?]",
      "answer0": "2380",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 71,
      "difficulty_id": 2,
      "explanation": "Shop B = 2523 + 342 = 2865. Shop C = 2865 − 485 = 2380 bowls.",
      "hints": ["Find Shop B first by adding 342 to Shop A.", "Then subtract 485 from Shop B for Shop C."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q14",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 2380."
    },
    {
      "n": 15,
      "type_id": 2,
      "question": "A bag cost $9 more than a wallet.\nMr Lim paid $54 for 2 identical bags and a wallet.\nHow much did a wallet cost?\nAns: $[?]",
      "answer0": "12",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 3,
      "explanation": "2 bags + 1 wallet = $54. Each bag = wallet + $9, so 2 bags = 2 wallets + $18. Then 3 wallets + $18 = $54, 3 wallets = $36, wallet = $12.",
      "hints": ["Replace each bag with 'wallet + $9'.", "$54 − $18 = $36 for 3 wallets; divide by 3."],
      "source": "Northland 2025 P3 Weighted Assessment 2 Q15",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: $12. Answer recorded without $ sign in answer0."
    }
  ]
}