{
  "paper": {
    "school": "Maha Bodhi",
    "year": 2024,
    "level": "P3",
    "label": "End of Year Exam",
    "source_prefix": "Maha Bodhi 2024 P3 End of Year Exam",
    "has_answer_key": true
  },
  "questions": [
    {
      "n": 1,
      "type_id": 1,
      "question": "What is the value of the digit 5 in 6582?",
      "answer0": "5",
      "answer1": "50",
      "answer2": "500",
      "answer3": "5000",
      "correct_answer": 2,
      "skill_id": 66,
      "difficulty_id": 1,
      "explanation": "The digit 5 is in the hundreds place, so its value is 5 x 100 = 500.",
      "hints": ["Identify the place value of the digit 5.", "5 is in the hundreds column of 6582."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q1",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 3 (500)."
    },
    {
      "n": 2,
      "type_id": 1,
      "question": "Find the difference between 67 and 9000.",
      "answer0": "8043",
      "answer1": "8932",
      "answer2": "8933",
      "answer3": "9067",
      "correct_answer": 2,
      "skill_id": 70,
      "difficulty_id": 1,
      "explanation": "9000 - 67 = 8933.",
      "hints": ["Difference means subtract the smaller from the larger.", "9000 - 67 = 8933."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q2",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 3 (8933)."
    },
    {
      "n": 3,
      "type_id": 1,
      "question": "340 x 7 = [?]",
      "answer0": "2180",
      "answer1": "2187",
      "answer2": "2380",
      "answer3": "2387",
      "correct_answer": 2,
      "skill_id": 75,
      "difficulty_id": 1,
      "explanation": "340 x 7 = 2380.",
      "hints": ["Multiply 34 x 7 = 238, then add the zero.", "340 x 7 = 2380."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q3",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "MCQ as printed in paper; key: option 3 (2380)."
    },
    {
      "n": 4,
      "type_id": 1,
      "question": "The bar graph shows the number of students who voted for their preferred beverage. Which is the least preferred beverage?",
      "answer0": "Juice",
      "answer1": "Water",
      "answer2": "Milk",
      "answer3": "Milo",
      "correct_answer": 0,
      "skill_id": 102,
      "difficulty_id": 1,
      "explanation": "Juice has the shortest bar (about 18 students), the fewest votes, so it is least preferred.",
      "hints": ["The least preferred has the shortest bar.", "Compare the bar lengths: Juice is shortest."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q4",
      "image_needed": true,
      "image_page": 4,
      "image_loc": "upper-middle of page, horizontal bar graph below the question stem",
      "image_options": false,
      "image_file": "q4.png",
      "notes": "Key: option 1 (Juice)."
    },
    {
      "n": 5,
      "type_id": 1,
      "question": "Which of the following is not an equivalent fraction of 2/3?",
      "answer0": "4/6",
      "answer1": "4/9",
      "answer2": "6/9",
      "answer3": "8/12",
      "correct_answer": 1,
      "skill_id": 77,
      "difficulty_id": 2,
      "explanation": "2/3 = 4/6 = 6/9 = 8/12. 4/9 is not equal to 2/3, so it is the odd one out.",
      "hints": ["Multiply numerator and denominator of 2/3 by the same number.", "4/9 cannot be obtained from 2/3."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q5",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 2 (4/9)."
    },
    {
      "n": 6,
      "type_id": 1,
      "question": "In the figure, which of the following angles is an acute angle?",
      "answer0": "angle a",
      "answer1": "angle b",
      "answer2": "angle c",
      "answer3": "angle d",
      "correct_answer": 3,
      "skill_id": 99,
      "difficulty_id": 2,
      "explanation": "In the trapezium, angle d is the only angle smaller than a right angle, so it is acute.",
      "hints": ["An acute angle is smaller than a right angle (90 degrees).", "Look for the angle that is less than a square corner."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q6",
      "image_needed": true,
      "image_page": 5,
      "image_loc": "top of page, trapezium figure with angles a, b, c, d labelled, below the question stem",
      "image_options": false,
      "image_file": "q6.png",
      "notes": "Key: option 4 (angle d)."
    },
    {
      "n": 7,
      "type_id": 1,
      "question": "What is the total mass of the watermelon and mangoes?",
      "answer0": "2 kg 110 g",
      "answer1": "3 kg",
      "answer2": "3 kg 100 g",
      "answer3": "3 kg 300 g",
      "correct_answer": 2,
      "skill_id": 87,
      "difficulty_id": 2,
      "explanation": "Watermelon scale reads about 2 kg, mangoes scale reads about 1 kg 100 g; total 3 kg 100 g.",
      "hints": ["Read each scale dial carefully (each marked 4 kg).", "Add the two masses together."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q7",
      "image_needed": true,
      "image_page": 5,
      "image_loc": "middle of page, two weighing-scale dial figures (watermelon left, mangoes right) above the question stem",
      "image_options": false,
      "image_file": "q7.png",
      "notes": "Key: option 3 (3 kg 100 g). Masses inferred from scale dials; verify crop shows both dial readings."
    },
    {
      "n": 8,
      "type_id": 1,
      "question": "The figure is made up of identical rectangles. How many more rectangles must be shaded so that 3/4 of the figure is shaded?",
      "answer0": "5",
      "answer1": "2",
      "answer2": "6",
      "answer3": "9",
      "correct_answer": 0,
      "skill_id": 41,
      "difficulty_id": 2,
      "explanation": "The 3x4 grid has 12 rectangles. 3/4 of 12 = 9 shaded needed. 4 are already shaded, so 9 - 4 = 5 more.",
      "hints": ["Count the total rectangles and the number already shaded.", "3/4 of 12 = 9; subtract those already shaded."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q8",
      "image_needed": true,
      "image_page": 6,
      "image_loc": "upper-middle of page, grid of identical rectangles (3 rows x 4 columns) with some shaded, below the question stem",
      "image_options": false,
      "image_file": "q8.png",
      "notes": "Key: option 1 (5). Count shaded cells in crop to confirm 4 already shaded out of 12."
    },
    {
      "n": 9,
      "type_id": 1,
      "question": "The length of a square is 5 cm. What is the perimeter of two such squares placed side by side?",
      "answer0": "20 cm",
      "answer1": "30 cm",
      "answer2": "40 cm",
      "answer3": "50 cm",
      "correct_answer": 1,
      "skill_id": 96,
      "difficulty_id": 2,
      "explanation": "Two 5 cm squares side by side form a 10 cm by 5 cm rectangle. Perimeter = 2 x (10 + 5) = 30 cm.",
      "hints": ["Placing two squares side by side makes a rectangle 10 cm by 5 cm.", "Perimeter = 2 x (length + breadth)."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q9",
      "image_needed": true,
      "image_page": 6,
      "image_loc": "middle of page, two squares side by side forming a rectangle, 5 cm marked on the right side",
      "image_options": false,
      "image_file": "q9.png",
      "notes": "Key: option 2 (30 cm)."
    },
    {
      "n": 10,
      "type_id": 1,
      "question": "Amy had 67 fewer coins than Dawn at first. Dawn gave 14 coins to Amy. How many fewer coins did Amy have than Dawn in the end?",
      "answer0": "39",
      "answer1": "53",
      "answer2": "81",
      "answer3": "95",
      "correct_answer": 0,
      "skill_id": 71,
      "difficulty_id": 2,
      "explanation": "Giving 14 coins from Dawn to Amy reduces the gap by 2 x 14 = 28. 67 - 28 = 39.",
      "hints": ["Each coin moved from Dawn to Amy narrows the gap by 2.", "67 - (2 x 14) = 39."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q10",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: option 1 (39)."
    },
    {
      "n": 11,
      "type_id": 2,
      "question": "Arrange the numbers in descending order.\n8309 , 8390 , 8093 , 8903\n[?] , [?] , [?] , [?]",
      "answer0": "8903",
      "answer1": "8390",
      "answer2": "8309",
      "answer3": "8093",
      "correct_answer": null,
      "skill_id": 68,
      "difficulty_id": 1,
      "explanation": "Descending = largest to smallest: 8903, 8390, 8309, 8093.",
      "hints": ["Descending means largest first.", "Compare digit by digit from the thousands place."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q11",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Ordering task -> FIB. Key: 8903,8390,8309,8093."
    },
    {
      "n": 12,
      "type_id": 2,
      "question": "Complete the number pattern.\n743, 748, 758, 763, 773, [?], 788, 793",
      "answer0": "778",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 69,
      "difficulty_id": 2,
      "explanation": "The pattern alternates +5, +10: 743, 748, 758, 763, 773, 778, 788, 793. The missing term is 778.",
      "hints": ["Look at the gaps between consecutive numbers.", "After 773 the next adds 5 to give 778."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q12",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 778."
    },
    {
      "n": 13,
      "type_id": 2,
      "question": "Kelly had 18 boxes of donuts. Each box contained 6 donuts each. How many donuts did Kelly have?",
      "answer0": "108",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 1,
      "explanation": "18 x 6 = 108 donuts.",
      "hints": ["Multiply the number of boxes by donuts per box.", "18 x 6 = 108."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q13",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 108."
    },
    {
      "n": 14,
      "type_id": 2,
      "question": "The bar graph shows the number of Primary 3 to Primary 5 students who cannot swim. How many Primary 4 students cannot swim?",
      "answer0": "130",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 104,
      "difficulty_id": 2,
      "explanation": "Primary 4 boys = 70 and girls = 60, so 70 + 60 = 130 students.",
      "hints": ["Read both the Boys and Girls bars for Primary 4.", "Add the two values: 70 + 60."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q14",
      "image_needed": true,
      "image_page": 10,
      "image_loc": "upper half of page, vertical bar graph titled 'Students Who Cannot Swim' with Boys/Girls bars for Primary 3, 4, 5, below the question stem",
      "image_options": false,
      "image_file": "q14.png",
      "notes": "Key: 70+60=130."
    },
    {
      "n": 15,
      "type_id": 2,
      "question": "How many minutes are there in 4 h 25 min?",
      "answer0": "265",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 91,
      "difficulty_id": 1,
      "explanation": "4 h = 240 min; 240 + 25 = 265 min.",
      "hints": ["1 hour = 60 minutes, so 4 h = 240 min.", "Add the extra 25 min: 240 + 25."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q15",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Answer in min. Key: 240+25=265 min."
    },
    {
      "n": 16,
      "type_id": 2,
      "question": "What is the area of the rectangle?",
      "answer0": "104",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 97,
      "difficulty_id": 1,
      "explanation": "Area = length x breadth = 13 x 8 = 104 cm^2.",
      "hints": ["Area of a rectangle = length x breadth.", "13 x 8 = 104."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q16",
      "image_needed": true,
      "image_page": 11,
      "image_loc": "top-left of page, rectangle labelled 8 cm (right side) and 13 cm (bottom), below the question stem",
      "image_options": false,
      "image_file": "q16.png",
      "notes": "Answer in cm^2. Key: 13x8=104."
    },
    {
      "n": 17,
      "type_id": 2,
      "question": "Name the line which is perpendicular to Line EF.",
      "answer0": "CD",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 100,
      "difficulty_id": 2,
      "explanation": "On the square grid, line CD meets line EF at a right angle, so CD is perpendicular to EF.",
      "hints": ["Perpendicular lines meet at a right angle (90 degrees).", "Trace each line on the grid and check for a square corner with EF."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q17",
      "image_needed": true,
      "image_page": 11,
      "image_loc": "middle of page, square grid with labelled points A-J and several drawn line segments, above the question stem",
      "image_options": false,
      "image_file": "q17.png",
      "notes": "Answer is 'Line CD'. Key: CD. Symbolic/letter answer kept as FIB per write-equation/name style; single token CD."
    },
    {
      "n": 18,
      "type_id": 2,
      "question": "What is the missing fraction in the box?\n1/2 - [?] = 1/5",
      "answer0": "3/10",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 81,
      "difficulty_id": 2,
      "explanation": "1/2 - 1/5 = 5/10 - 2/10 = 3/10.",
      "hints": ["Make the denominators the same (use tenths).", "5/10 - 2/10 = 3/10."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q18",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 3/10."
    },
    {
      "n": 19,
      "type_id": 2,
      "question": "74 students are going for an excursion to Sentosa. Each van can ferry 9 students. Find the least number of vans that are needed to ferry all the students for the excursion.",
      "answer0": "9",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 74,
      "difficulty_id": 2,
      "explanation": "74 / 9 = 8 remainder 2. The leftover 2 students still need a van, so 8 + 1 = 9 vans.",
      "hints": ["Divide 74 by 9 and look at the remainder.", "Any remaining students need one more van, so round up."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q19",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 74/9 = 8 R2, answer 9 vans."
    },
    {
      "n": 20,
      "type_id": 2,
      "question": "Mrs Lee reached the movie theatre at 1.25 p.m. She reached 10 minutes before the movie started. The movie lasted for 1 h 15 min. What time did the movie end?",
      "answer0": "2.50",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 93,
      "difficulty_id": 3,
      "explanation": "Movie started at 1.25 + 10 min = 1.35 p.m. It ended at 1.35 + 1 h 15 min = 2.50 p.m.",
      "hints": ["First find the start time: 1.25 p.m. plus 10 min.", "Add the 1 h 15 min duration to the start time."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q20",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Answer in p.m. Key: 2.50 p.m."
    },
    {
      "n": 21,
      "type_id": 2,
      "question": "Mr Lim bought a pair of headphones for $62.60. He bought a watch that cost $17.50 less. How much did he pay in total?",
      "answer0": "107.70",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 83,
      "difficulty_id": 2,
      "explanation": "Watch = $62.60 - $17.50 = $45.10. Total = $45.10 + $62.60 = $107.70.",
      "hints": ["First find the cost of the watch.", "Add the watch and headphone prices."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q21",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Answer in dollars. Key: 45.10+62.60=107.70."
    },
    {
      "n": 22,
      "type_id": 2,
      "question": "Ali and Wanting had 180 marbles altogether. Ali had 4 times as many marbles as Wanting. How many marbles did Ali have?",
      "answer0": "144",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 2,
      "explanation": "Total of 5 units = 180, so 1 unit = 180 / 5 = 36. Ali has 4 units = 4 x 36 = 144.",
      "hints": ["Wanting is 1 unit, Ali is 4 units, total 5 units.", "180 / 5 = 36, then Ali = 4 x 36."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q22",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Key: 180/5=36, 36x4=144."
    },
    {
      "n": 23,
      "type_id": 2,
      "question": "14 flagpoles are placed at equal distance apart along a straight road. The distance between the 1st flagpole and the 2nd flagpole is 6 m.\na) How many gaps are there between the 1st and the 14th flagpole?\nb) What is the total distance between the 1st and the 14th flagpole?\na) [?]\nb) [?] m",
      "answer0": "13",
      "answer1": "78",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 87,
      "difficulty_id": 2,
      "explanation": "a) Gaps between 1st and 14th = 14 - 1 = 13. b) Total distance = 13 x 6 = 78 m.",
      "hints": ["Number of gaps is one less than the number of flagpoles.", "Multiply the number of gaps by 6 m."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q23",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Two-part. answer0=part a (13 gaps), answer1=part b (78 m). Key: a)14-1=13, b)13x6=78 m."
    },
    {
      "n": 24,
      "type_id": 2,
      "question": "4 T-shirts and 5 pairs of shorts cost $116. A T-shirt and a pair of shorts cost $27. How much does a pair of shorts cost?",
      "answer0": "8",
      "answer1": null,
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 3,
      "explanation": "4 T-shirts + 4 pairs of shorts = 4 x $27 = $108. The extra 1 pair of shorts = $116 - $108 = $8.",
      "hints": ["4 sets of (1 T-shirt + 1 shorts) cost 4 x $27.", "Subtract that from $116 to find the cost of the extra pair of shorts."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q24",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Answer in dollars. Key: 27x4=108, 116-108=8."
    },
    {
      "n": 25,
      "type_id": 2,
      "question": "Amir, Brenda and Chloe baked some cupcakes for a charity event. Amir baked 985 cupcakes. Brenda baked 487 cupcakes fewer than Amir. Chloe baked 98 cupcakes more than Brenda.\na) How many cupcakes did Chloe bake?\nb) Among the cupcakes Amir baked, 468 were strawberry cupcakes and the rest were blueberry cupcakes. He sold 274 blueberry cupcakes. How many blueberry cupcakes were left?\na) [?]\nb) [?]",
      "answer0": "596",
      "answer1": "243",
      "answer2": null,
      "answer3": null,
      "correct_answer": null,
      "skill_id": 76,
      "difficulty_id": 3,
      "explanation": "a) Brenda = 985 - 487 = 498; Chloe = 498 + 98 = 596. b) Amir's blueberry = 985 - 468 = 517; left = 517 - 274 = 243.",
      "hints": ["Find Brenda's count first, then add 98 for Chloe.", "For (b), subtract strawberry from Amir's total, then subtract those sold."],
      "source": "Maha Bodhi 2024 P3 End of Year Exam Q25",
      "image_needed": false,
      "image_options": false,
      "image_file": null,
      "notes": "Two-part. answer0=part a (596), answer1=part b (243). Key: a)985-487=498, 498+98=596; b)985-468=517, 517-274=243."
    }
  ]
}