{
  "title": "Simplifying Ratios - Grade 6 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "Simplify the ratio 4:8 to its lowest terms. 🔢",
      "options": { "A": "1:2", "B": "2:4", "C": "1:4", "D": "2:1" },
      "correct_answer": "A"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "Simplify 6:9. 🤔",
      "options": { "A": "1:3", "B": "2:3", "C": "3:2", "D": "3:1" },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "Reduce 10:15 to simplest form. ➗",
      "options": { "A": "1:2", "B": "2:3", "C": "3:2", "D": "5:3" },
      "correct_answer": "B"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "Simplify 8:12. ✂️",
      "options": { "A": "2:3", "B": "3:4", "C": "4:6", "D": "1:2" },
      "correct_answer": "A"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "What is 20:30 in simplest form? 🔄",
      "options": { "A": "1:2", "B": "2:3", "C": "3:4", "D": "4:5" },
      "correct_answer": "B"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "Simplify 16:20. 📉",
      "options": { "A": "3:4", "B": "4:5", "C": "5:4", "D": "8:10" },
      "correct_answer": "B"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "Reduce 9:12. 🔺",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "1:2" },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "Simplify 14:21. ➗",
      "options": { "A": "1:2", "B": "2:3", "C": "3:2", "D": "7:3" },
      "correct_answer": "B"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "What is 25:35 in lowest terms? 🧮",
      "options": { "A": "3:5", "B": "4:7", "C": "5:7", "D": "7:5" },
      "correct_answer": "C"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "Simplify 18:24. ✨",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "6:8" },
      "correct_answer": "B"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "Reduce 12:18 to simplest form. 📏",
      "options": { "A": "1:2", "B": "2:3", "C": "3:2", "D": "4:6" },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "Simplify 30:45. 🔄",
      "options": { "A": "1:2", "B": "2:3", "C": "3:4", "D": "5:6" },
      "correct_answer": "B"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "What is 24:36 simplified? 🤓",
      "options": { "A": "2:3", "B": "3:4", "C": "4:6", "D": "1:2" },
      "correct_answer": "A"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "Reduce 15:25. ➖",
      "options": { "A": "2:5", "B": "3:5", "C": "4:5", "D": "5:3" },
      "correct_answer": "B"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "Simplify 21:28. 🧩",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "7:4" },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "What is 27:36 in simplest form? 🔢",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "Simplify 32:40. 🔄",
      "options": { "A": "3:4", "B": "4:5", "C": "5:4", "D": "8:10" },
      "correct_answer": "B"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "Reduce 22:33. ➗",
      "options": { "A": "1:2", "B": "2:3", "C": "3:2", "D": "4:6" },
      "correct_answer": "B"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "Simplify 35:49. 🎯",
      "options": { "A": "3:5", "B": "5:7", "C": "7:5", "D": "4:7" },
      "correct_answer": "B"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "What is 40:60 in lowest terms? ✂️",
      "options": { "A": "1:2", "B": "2:3", "C": "3:4", "D": "4:5" },
      "correct_answer": "B"
    },

    {
      "id": 21,
      "difficulty": "medium",
      "question": "Simplify the ratio 24:64. 🧮",
      "options": { "A": "3:8", "B": "4:9", "C": "6:16", "D": "12:32" },
      "correct_answer": "A"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "Reduce 45:75 to simplest form. 🔄",
      "options": { "A": "3:5", "B": "4:5", "C": "5:3", "D": "9:15" },
      "correct_answer": "A"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "Simplify 56:84. ✨",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "7:12" },
      "correct_answer": "A"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "What is 63:81 in lowest terms? 🤔",
      "options": { "A": "6:9", "B": "7:9", "C": "8:9", "D": "9:7" },
      "correct_answer": "B"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "Simplify 72:96. 📉",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "6:8" },
      "correct_answer": "B"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "Reduce 85:119. ➗",
      "options": { "A": "5:7", "B": "6:7", "C": "7:5", "D": "8:7" },
      "correct_answer": "A"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "Simplify 108:144. 🔢",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "9:12" },
      "correct_answer": "B"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "What is 121:143 simplified? 🧩",
      "options": { "A": "10:13", "B": "11:13", "C": "12:13", "D": "13:11" },
      "correct_answer": "B"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "Reduce 150:225 to simplest form. 🔄",
      "options": { "A": "1:2", "B": "2:3", "C": "3:2", "D": "5:7" },
      "correct_answer": "B"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "Simplify 169:195. 🤓",
      "options": { "A": "11:13", "B": "12:13", "C": "13:15", "D": "14:15" },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "What is 200:250 in lowest terms? 📏",
      "options": { "A": "3:4", "B": "4:5", "C": "5:4", "D": "6:5" },
      "correct_answer": "B"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "Simplify 256:320. ✂️",
      "options": { "A": "3:4", "B": "4:5", "C": "5:4", "D": "8:10" },
      "correct_answer": "B"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "Reduce 300:450. ➖",
      "options": { "A": "1:2", "B": "2:3", "C": "3:2", "D": "4:6" },
      "correct_answer": "B"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "Simplify 375:500. 🧮",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "5:6" },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "What is 420:560 simplified? 🔢",
      "options": { "A": "3:4", "B": "4:5", "C": "5:6", "D": "6:7" },
      "correct_answer": "A"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "Reduce 480:600. 🔄",
      "options": { "A": "3:4", "B": "4:5", "C": "5:4", "D": "6:7" },
      "correct_answer": "B"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "Simplify 525:700. ✨",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "B"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "What is 600:750 in simplest form? 🎯",
      "options": { "A": "3:4", "B": "4:5", "C": "5:6", "D": "6:7" },
      "correct_answer": "B"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "Reduce 720:900. ➗",
      "options": { "A": "3:4", "B": "4:5", "C": "5:4", "D": "6:5" },
      "correct_answer": "B"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "Simplify 825:990. 🤔",
      "options": { "A": "5:6", "B": "6:7", "C": "7:8", "D": "8:9" },
      "correct_answer": "A"
    },

    {
      "id": 41,
      "difficulty": "hard",
      "question": "Simplify the ratio 1.2:2.4 to lowest terms. 🔢",
      "options": { "A": "1:2", "B": "2:1", "C": "12:24", "D": "3:6" },
      "correct_answer": "A"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "Reduce 0.5:1.25 to simplest form. 📉",
      "options": { "A": "1:2", "B": "2:5", "C": "5:2", "D": "1:3" },
      "correct_answer": "B"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "Simplify 2.5:3.75. 🧮",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "What is 3.6:4.8 in lowest terms? 🔄",
      "options": { "A": "2:3", "B": "3:4", "C": "4:3", "D": "5:6" },
      "correct_answer": "B"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "Simplify 4.9:6.3. ✨",
      "options": { "A": "5:7", "B": "6:7", "C": "7:9", "D": "8:9" },
      "correct_answer": "C"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "Reduce 5.6:7.2. ➗",
      "options": { "A": "6:8", "B": "7:9", "C": "8:9", "D": "9:10" },
      "correct_answer": "B"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "Simplify 6.4:9.6. 🔢",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "What is 7.5:10.5 simplified? 🤔",
      "options": { "A": "5:7", "B": "6:7", "C": "7:8", "D": "8:9" },
      "correct_answer": "A"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "Reduce 8.1:10.8 to simplest form. 📏",
      "options": { "A": "3:4", "B": "4:5", "C": "5:6", "D": "6:7" },
      "correct_answer": "A"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "Simplify 9.6:12.8. 🔄",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "B"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "Simplify the ratio 1½:2¼. 🧩",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "Reduce 2⅓:3½ to simplest form. ➖",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:7" },
      "correct_answer": "A"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "Simplify 3¾:5. ✂️",
      "options": { "A": "3:4", "B": "4:5", "C": "5:6", "D": "6:7" },
      "correct_answer": "A"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "What is 4⅔:7 in lowest terms? 🧮",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "Simplify 5.25:8.75. 🔢",
      "options": { "A": "3:5", "B": "4:5", "C": "5:7", "D": "6:7" },
      "correct_answer": "A"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "Reduce 6.4 kg: 9.6 kg to simplest ratio. ⚖️",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "Simplify ₹2.50:₹3.75. 💰",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "What is 1 hour: 90 minutes in simplest form? ⏳",
      "options": { "A": "2:3", "B": "3:4", "C": "4:5", "D": "5:6" },
      "correct_answer": "A"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "Simplify 500 m: 1.25 km. 🛣️",
      "options": { "A": "1:2", "B": "2:5", "C": "3:5", "D": "4:5" },
      "correct_answer": "B"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "Reduce 750 g: 2.25 kg to lowest terms. ⚖️",
      "options": { "A": "1:2", "B": "1:3", "C": "2:3", "D": "3:4" },
      "correct_answer": "B"
    }
  ]
}