{
  "title": "Rational Numbers - Grade 6 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "Which of these is a rational number? 🧮",
      "options": { "A": "π (pi)", "B": "√2", "C": "3/4", "D": "√5" },
      "correct_answer": "C"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "What is the numerator in 5/8? ✨",
      "options": { "A": "8", "B": "5", "C": "13", "D": "0.625" },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "Which fraction equals 0.5? 🍕",
      "options": { "A": "1/3", "B": "1/4", "C": "1/2", "D": "2/3" },
      "correct_answer": "C"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "Is 7 a rational number? 🤔",
      "options": {
        "A": "No",
        "B": "Yes, because 7 = 7/1",
        "C": "Only sometimes",
        "D": "Never"
      },
      "correct_answer": "B"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "What is 2/3 as a decimal? 📊",
      "options": {
        "A": "0.666...",
        "B": "0.6",
        "C": "0.75",
        "D": "0.5"
      },
      "correct_answer": "A"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "Which is NOT a rational number? 🚫",
      "options": { "A": "0.75", "B": "-3", "C": "√9", "D": "√7" },
      "correct_answer": "D"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "Simplify 4/8 to lowest terms 🎯",
      "options": { "A": "2/4", "B": "1/2", "C": "8/16", "D": "0.5" },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "What is the denominator of 3/5? 🔢",
      "options": { "A": "3", "B": "5", "C": "8", "D": "0.6" },
      "correct_answer": "B"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "Which equals 0.25? 🍰",
      "options": { "A": "1/3", "B": "1/4", "C": "2/5", "D": "3/8" },
      "correct_answer": "B"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "Is 0 a rational number? 0️⃣",
      "options": {
        "A": "No",
        "B": "Yes, 0 = 0/1",
        "C": "Only positive",
        "D": "Only negative"
      },
      "correct_answer": "B"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "Convert 0.6 to fraction 📝",
      "options": { "A": "6/10", "B": "3/5", "C": "2/3", "D": "1/6" },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "Which is larger: 3/4 or 2/3? ⚖️",
      "options": { "A": "3/4", "B": "2/3", "C": "Equal", "D": "Can't compare" },
      "correct_answer": "A"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "What is -2/3 as rational? ➖",
      "options": {
        "A": "Positive",
        "B": "Irrational",
        "C": "Still rational",
        "D": "Not a number"
      },
      "correct_answer": "C"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "Add: 1/4 + 1/4 = ? ➕",
      "options": { "A": "1/8", "B": "1/2", "C": "2/8", "D": "1/4" },
      "correct_answer": "B"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "Is 9/3 a rational number? 9️⃣➗3️⃣",
      "options": {
        "A": "No",
        "B": "Yes, equals 3",
        "C": "Maybe",
        "D": "Only decimal"
      },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "Which equals 75%? 📈",
      "options": { "A": "1/4", "B": "3/4", "C": "1/2", "D": "2/5" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "Simplify 10/15 🎨",
      "options": { "A": "2/3", "B": "5/8", "C": "3/5", "D": "1/2" },
      "correct_answer": "A"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "Convert 3/8 to decimal 🧮",
      "options": { "A": "0.375", "B": "0.38", "C": "0.4", "D": "0.3" },
      "correct_answer": "A"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "Is 1.5 rational? 🔄",
      "options": {
        "A": "No",
        "B": "Yes, 3/2",
        "C": "Only integer",
        "D": "Sometimes"
      },
      "correct_answer": "B"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "Which fraction is smallest? 📏",
      "options": { "A": "1/2", "B": "1/3", "C": "1/4", "D": "1/5" },
      "correct_answer": "D"
    },
    {
      "id": 21,
      "difficulty": "medium",
      "question": "Add: 2/3 + 1/6 = ? 🧩",
      "options": { "A": "3/9", "B": "5/6", "C": "1/2", "D": "3/6" },
      "correct_answer": "B"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "Subtract: 3/4 - 1/8 = ? ➖",
      "options": { "A": "2/4", "B": "5/8", "C": "1/2", "D": "7/8" },
      "correct_answer": "B"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "Multiply: 2/5 × 3/4 = ? ✖️",
      "options": { "A": "6/20", "B": "5/9", "C": "3/10", "D": "2/9" },
      "correct_answer": "C"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "Divide: 3/4 ÷ 1/2 = ? ➗",
      "options": { "A": "3/8", "B": "1.5", "C": "2/3", "D": "4/6" },
      "correct_answer": "B"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "Find equivalent to 2/3: 🔄",
      "options": { "A": "4/9", "B": "6/8", "C": "8/12", "D": "5/10" },
      "correct_answer": "C"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "Compare: 5/8 ○ 3/5 ⚖️",
      "options": { "A": ">", "B": "<", "C": "=", "D": "≠" },
      "correct_answer": "A"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "Convert 0.125 to fraction 📊",
      "options": { "A": "1/6", "B": "1/8", "C": "2/16", "D": "3/24" },
      "correct_answer": "B"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "Simplify 18/24 completely 🌟",
      "options": { "A": "6/8", "B": "9/12", "C": "3/4", "D": "2/3" },
      "correct_answer": "C"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "Add: 1/2 + 2/5 = ? 🎯",
      "options": { "A": "3/7", "B": "9/10", "C": "7/10", "D": "5/7" },
      "correct_answer": "B"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "Which is between 1/2 and 3/4? 📍",
      "options": {
        "A": "2/5",
        "B": "1/3",
        "C": "5/8",
        "D": "4/5"
      },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "Convert 7/5 to mixed number 🔢",
      "options": { "A": "1 1/5", "B": "1 2/5", "C": "2 1/5", "D": "1 3/5" },
      "correct_answer": "B"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "Multiply: 4/7 × 21/8 = ? ✨",
      "options": {
        "A": "3/2",
        "B": "7/4",
        "C": "5/4",
        "D": "2"
      },
      "correct_answer": "A"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "Reciprocal of 5/6 is? 🔄",
      "options": { "A": "6/5", "B": "5/6", "C": "1.2", "D": "0.83" },
      "correct_answer": "A"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "Subtract: 1 1/4 - 2/3 = ? 🧮",
      "options": { "A": "7/12", "B": "1/2", "C": "5/12", "D": "2/3" },
      "correct_answer": "A"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "Arrange ascending: 2/3, 1/2, 3/4, 5/6 📈",
      "options": {
        "A": "1/2,2/3,3/4,5/6",
        "B": "5/6,3/4,2/3,1/2",
        "C": "1/2,3/4,2/3,5/6",
        "D": "2/3,1/2,5/6,3/4"
      },
      "correct_answer": "A"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "Convert 2.75 to fraction 📝",
      "options": { "A": "2 3/4", "B": "2 1/2", "C": "2 7/10", "D": "2 4/5" },
      "correct_answer": "A"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "Add: 3/8 + 5/12 = ? ➕",
      "options": { "A": "8/20", "B": "19/24", "C": "2/5", "D": "17/24" },
      "correct_answer": "B"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "Which is NOT equivalent to 0.6? 🚫",
      "options": { "A": "3/5", "B": "6/10", "C": "12/20", "D": "4/7" },
      "correct_answer": "D"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "Simplify: (2/3) ÷ (4/9) = ? 🎯",
      "options": {
        "A": "3/2",
        "B": "4/3",
        "C": "1/2",
        "D": "2/3"
      },
      "correct_answer": "A"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "Find missing: 3/7 = ?/21 🔍",
      "options": { "A": "6", "B": "9", "C": "12", "D": "15" },
      "correct_answer": "B"
    },
    {
      "id": 41,
      "difficulty": "hard",
      "question": "Add: 2 3/4 + 1 5/6 = ? 🧩",
      "options": { "A": "3 8/10", "B": "4 7/12", "C": "3 1/2", "D": "4 5/12" },
      "correct_answer": "B"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "Subtract: 4 1/3 - 2 3/4 = ? ➖",
      "options": { "A": "1 7/12", "B": "2 2/12", "C": "1 5/12", "D": "2 1/3" },
      "correct_answer": "A"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "Multiply: 3 1/2 × 2 2/3 = ? ✖️",
      "options": { "A": "8 1/3", "B": "7 1/6", "C": "9 1/3", "D": "6 2/3" },
      "correct_answer": "C"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "Divide: 5 1/4 ÷ 1 1/2 = ? ➗",
      "options": { "A": "3 1/2", "B": "4 1/8", "C": "2 3/4", "D": "3 3/4" },
      "correct_answer": "A"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "Simplify: (2/3 + 1/4) × (3/5 - 1/10) = ? 🔄",
      "options": { "A": "11/24", "B": "5/12", "C": "1/2", "D": "7/15" },
      "correct_answer": "A"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "What number added to 3/8 gives 5/6? 🔍",
      "options": { "A": "11/24", "B": "13/24", "C": "7/12", "D": "5/8" },
      "correct_answer": "A"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "Product of two fractions is 5/6. One is 2/3, find other 🧮",
      "options": { "A": "5/4", "B": "4/5", "C": "3/4", "D": "7/8" },
      "correct_answer": "A"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "Find average of 1/2, 2/3, 3/4 📊",
      "options": { "A": "23/36", "B": "11/12", "C": "7/9", "D": "5/6" },
      "correct_answer": "A"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "Simplify: 1/(1 + 1/(1 + 1/2)) = ? 🎯",
      "options": { "A": "2/5", "B": "3/5", "C": "4/7", "D": "5/8" },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "If 2/3 of number is 24, find 5/6 of it 🔢",
      "options": { "A": "30", "B": "36", "C": "40", "D": "45" },
      "correct_answer": "A"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "Arrange: 7/8, 5/6, 3/4, 2/3 descending 📉",
      "options": {
        "A": "7/8,5/6,3/4,2/3",
        "B": "2/3,3/4,5/6,7/8",
        "C": "7/8,3/4,5/6,2/3",
        "D": "5/6,7/8,2/3,3/4"
      },
      "correct_answer": "A"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "Subtract sum of 1/3 & 1/4 from 1 🎯",
      "options": { "A": "1/12", "B": "5/12", "C": "7/12", "D": "11/12" },
      "correct_answer": "B"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "Find: (3/4 ÷ 2/3) × (5/6 ÷ 4/5) = ? ✨",
      "options": { "A": "75/64", "B": "25/16", "C": "15/8", "D": "45/32" },
      "correct_answer": "A"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "Convert 0.363636... to fraction 🔄",
      "options": {
        "A": "4/11",
        "B": "11/36",
        "C": "9/25",
        "D": "3/8"
      },
      "correct_answer": "A"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "If p/q = 3/4, find (p+q)/(p-q) 🧩",
      "options": {
        "A": "-7",
        "B": "7",
        "C": "-5",
        "D": "5"
      },
      "correct_answer": "A"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "Simplify: 2 1/3 + 3 1/4 - 1 5/6 = ? 📝",
      "options": {
        "A": "3 3/4",
        "B": "4 1/12",
        "C": "3 11/12",
        "D": "4 1/6"
      },
      "correct_answer": "A"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "Find missing: 5/? = ?/80 = 1/4 🔍",
      "options": { "A": "20", "B": "16", "C": "24", "D": "32" },
      "correct_answer": "A"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "Divide 60 in ratio 2/3 : 3/4 ⚖️",
      "options": {
        "A": "480/17 : 540/17",
        "B": "30 : 30",
        "C": "32 : 28",
        "D": "36 : 24"
      },
      "correct_answer": "A"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "Find greater: (3/4 of 80) or (5/6 of 72) 📈",
      "options": {
        "A": "3/4 of 80",
        "B": "5/6 of 72",
        "C": "Equal",
        "D": "Can't say"
      },
      "correct_answer": "C"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "Simplify complex: (1/2 + 1/3) ÷ (1/4 - 1/6) 🔄",
      "options": { "A": "10", "B": "8", "C": "12", "D": "6" },
      "correct_answer": "A"
    }
  ]
}