{
  "title": "Decimals in Length and Weight - Grade 5 CBSE",
  "total_questions": 60,
  "questions": [
 {"id":1,"difficulty":"easy","question":"What is 1.2 m + 0.3 m 📏?","options":{"A":"1.4 m","B":"1.5 m","C":"1.3 m","D":"1.6 m"},"correct_answer":"B"},
    {"id":2,"difficulty":"easy","question":"What is 2.5 kg − 1.0 kg ⚖️?","options":{"A":"1.5 kg","B":"1.4 kg","C":"1.6 kg","D":"1.3 kg"},"correct_answer":"A"},
    {"id":3,"difficulty":"easy","question":"Add: 0.4 m + 0.5 m 📐","options":{"A":"0.8 m","B":"0.9 m","C":"1.0 m","D":"0.7 m"},"correct_answer":"B"},
    {"id":4,"difficulty":"easy","question":"Subtract: 3.0 kg − 2.2 kg ⚖️","options":{"A":"0.6 kg","B":"0.7 kg","C":"0.8 kg","D":"0.5 kg"},"correct_answer":"C"},
    {"id":5,"difficulty":"easy","question":"What is 4.5 m + 0.5 m 📏?","options":{"A":"5.0 m","B":"4.8 m","C":"5.2 m","D":"4.9 m"},"correct_answer":"A"},
    {"id":6,"difficulty":"easy","question":"What is 5.0 kg − 3.5 kg ⚖️?","options":{"A":"1.4 kg","B":"1.5 kg","C":"1.6 kg","D":"1.3 kg"},"correct_answer":"B"},
    {"id":7,"difficulty":"easy","question":"Add: 0.2 m + 0.2 m 📐","options":{"A":"0.3 m","B":"0.4 m","C":"0.5 m","D":"0.2 m"},"correct_answer":"B"},
    {"id":8,"difficulty":"easy","question":"Add: 1.1 kg + 0.2 kg ⚖️","options":{"A":"1.4 kg","B":"1.3 kg","C":"1.2 kg","D":"1.5 kg"},"correct_answer":"B"},
    {"id":9,"difficulty":"easy","question":"Subtract: 0.9 m − 0.4 m 📏","options":{"A":"0.4 m","B":"0.3 m","C":"0.5 m","D":"0.2 m"},"correct_answer":"C"},
    {"id":10,"difficulty":"easy","question":"Add: 2.2 kg + 0.3 kg ⚖️","options":{"A":"2.4 kg","B":"2.6 kg","C":"2.5 kg","D":"2.3 kg"},"correct_answer":"C"},
    {"id":11,"difficulty":"easy","question":"What is 0.6 m + 0.2 m 📐?","options":{"A":"0.7 m","B":"0.9 m","C":"0.8 m","D":"1.0 m"},"correct_answer":"C"},
    {"id":12,"difficulty":"easy","question":"Subtract: 1.5 kg − 0.5 kg ⚖️","options":{"A":"0.8 kg","B":"1.0 kg","C":"1.5 kg","D":"0.5 kg"},"correct_answer":"B"},
    {"id":13,"difficulty":"easy","question":"Add: 3.4 m + 0.6 m 📏","options":{"A":"3.8 m","B":"4.0 m","C":"3.9 m","D":"4.2 m"},"correct_answer":"B"},
    {"id":14,"difficulty":"easy","question":"What is 2.0 kg − 1.2 kg ⚖️?","options":{"A":"0.6 kg","B":"0.7 kg","C":"0.8 kg","D":"0.9 kg"},"correct_answer":"C"},
    {"id":15,"difficulty":"easy","question":"Add: 0.7 m + 0.1 m 📐","options":{"A":"0.6 m","B":"0.7 m","C":"0.8 m","D":"0.9 m"},"correct_answer":"C"},
    {"id":16,"difficulty":"easy","question":"Subtract: 4.0 kg − 2.5 kg ⚖️","options":{"A":"1.4 kg","B":"1.5 kg","C":"1.6 kg","D":"1.7 kg"},"correct_answer":"B"},
    {"id":17,"difficulty":"easy","question":"Add: 1.3 m + 0.2 m 📏","options":{"A":"1.4 m","B":"1.6 m","C":"1.5 m","D":"1.7 m"},"correct_answer":"C"},
    {"id":18,"difficulty":"easy","question":"What is 3.6 kg − 1.1 kg ⚖️?","options":{"A":"2.3 kg","B":"2.4 kg","C":"2.5 kg","D":"2.6 kg"},"correct_answer":"C"},
    {"id":19,"difficulty":"easy","question":"Add: 2.5 m + 0.5 m 📐","options":{"A":"3.0 m","B":"2.8 m","C":"3.2 m","D":"2.9 m"},"correct_answer":"A"},
    {"id":20,"difficulty":"easy","question":"Subtract: 6.0 kg − 2.5 kg ⚖️","options":{"A":"3.4 kg","B":"3.5 kg","C":"3.6 kg","D":"3.7 kg"},"correct_answer":"B"},

    {"id":21,"difficulty":"medium","question":"Ravi walked 1.75 m in the morning and 2.25 m in the evening. Total distance 📏?","options":{"A":"3.5 m","B":"4.0 m","C":"3.75 m","D":"4.25 m"},"correct_answer":"B"},
    {"id":22,"difficulty":"medium","question":"What is 4.8 kg − 2.35 kg ⚖️?","options":{"A":"2.55 kg","B":"2.45 kg","C":"2.35 kg","D":"2.65 kg"},"correct_answer":"A"},
    {"id":23,"difficulty":"medium","question":"Add: 2.6 m + 1.45 m 📐","options":{"A":"4.15 m","B":"4.05 m","C":"3.95 m","D":"4.25 m"},"correct_answer":"B"},
    {"id":24,"difficulty":"medium","question":"A bag weighs 3.75 kg. Another bag weighs 1.85 kg. Total weight ⚖️?","options":{"A":"5.50 kg","B":"5.60 kg","C":"5.45 kg","D":"5.65 kg"},"correct_answer":"B"},
    {"id":25,"difficulty":"medium","question":"Subtract: 6.2 m − 3.85 m 📏","options":{"A":"2.25 m","B":"2.35 m","C":"2.45 m","D":"2.15 m"},"correct_answer":"B"},
    {"id":26,"difficulty":"medium","question":"What is 5.6 kg + 2.4 kg ⚖️?","options":{"A":"7.8 kg","B":"8.0 kg","C":"7.9 kg","D":"8.2 kg"},"correct_answer":"B"},
    {"id":27,"difficulty":"medium","question":"Add: 3.25 m + 0.75 m 📐","options":{"A":"3.75 m","B":"4.0 m","C":"4.25 m","D":"3.5 m"},"correct_answer":"B"},
    {"id":28,"difficulty":"medium","question":"Subtract: 7.5 kg − 2.85 kg ⚖️","options":{"A":"4.65 kg","B":"4.75 kg","C":"4.55 kg","D":"4.85 kg"},"correct_answer":"A"},
    {"id":29,"difficulty":"medium","question":"A rope is 8.4 m long. If 3.6 m is cut, how much remains 📏?","options":{"A":"4.6 m","B":"4.8 m","C":"5.0 m","D":"4.9 m"},"correct_answer":"B"},
   {
  "id": 30,
  "difficulty": "medium",
  "question": "Add: 1.9 kg + 2.75 kg ⚖️",
  "options": {
    "A": "4.55 kg",
    "B": "4.65 kg",
    "C": "4.75 kg",
    "D": "4.85 kg"
  },
  "correct_answer": "B"
}
, {"id":31,"difficulty":"medium","question":"What is 9.0 m − 4.75 m 📐?","options":{"A":"4.15 m","B":"4.25 m","C":"4.35 m","D":"4.45 m"},"correct_answer":"B"},
    {"id":32,"difficulty":"medium","question":"Add: 6.45 kg + 1.55 kg ⚖️","options":{"A":"7.9 kg","B":"8.0 kg","C":"8.1 kg","D":"7.8 kg"},"correct_answer":"B"},
    {"id":33,"difficulty":"medium","question":"Subtract: 10.2 m − 6.85 m 📏","options":{"A":"3.45 m","B":"3.25 m","C":"3.35 m","D":"3.15 m"},"correct_answer":"C"},
    {"id":34,"difficulty":"medium","question":"Add: 4.8 kg + 2.35 kg ⚖️","options":{"A":"7.05 kg","B":"7.15 kg","C":"7.25 kg","D":"7.35 kg"},"correct_answer":"C"},
    {"id":35,"difficulty":"medium","question":"What is 7.6 m − 3.45 m 📐?","options":{"A":"4.05 m","B":"4.15 m","C":"4.25 m","D":"4.35 m"},"correct_answer":"B"},
    {"id":36,"difficulty":"medium","question":"Add: 5.25 kg + 3.75 kg ⚖️","options":{"A":"9.0 kg","B":"8.9 kg","C":"9.1 kg","D":"8.8 kg"},"correct_answer":"A"},
    {"id":37,"difficulty":"medium","question":"Subtract: 12.5 m − 7.85 m 📏","options":{"A":"4.55 m","B":"4.65 m","C":"4.75 m","D":"4.85 m"},"correct_answer":"B"},
   {
  "id": 38,
  "difficulty": "medium",
  "question": "Add: 2.75 kg + 4.6 kg ⚖️",
  "options": {
    "A": "7.25 kg",
    "B": "7.35 kg",
    "C": "7.45 kg",
    "D": "7.55 kg"
  },
  "correct_answer": "B"
}
, {"id":39,"difficulty":"medium","question":"What is 8.9 m − 2.45 m 📐?","options":{"A":"6.35 m","B":"6.45 m","C":"6.55 m","D":"6.65 m"},"correct_answer":"B"},
   {
  "id": 40,
  "difficulty": "medium",
  "question": "Add: 9.2 kg + 0.85 kg ⚖️",
  "options": {
    "A": "10.05 kg",
    "B": "10.15 kg",
    "C": "10.25 kg",
    "D": "9.95 kg"
  },
  "correct_answer": "A"
}
,
    {"id":41,"difficulty":"hard","question":"A cloth is 15.75 m long. If 6.85 m is used, how much is left 📏?","options":{"A":"8.90 m","B":"8.80 m","C":"8.75 m","D":"8.65 m"},"correct_answer":"A"},
    {"id":42,"difficulty":"hard","question":"What is 18.6 kg − 9.75 kg ⚖️?","options":{"A":"8.75 kg","B":"8.85 kg","C":"8.95 kg","D":"9.05 kg"},"correct_answer":"B"},
    {"id":43,"difficulty":"hard","question":"Add: 7.85 m + 6.65 m 📐","options":{"A":"14.40 m","B":"14.50 m","C":"14.60 m","D":"14.30 m"},"correct_answer":"B"},
    {"id":44,"difficulty":"hard","question":"A sack weighs 12.5 kg. Another sack weighs 8.75 kg. Total weight ⚖️?","options":{"A":"21.15 kg","B":"21.25 kg","C":"21.35 kg","D":"21.45 kg"},"correct_answer":"B"},
    {
  "id": 45,
  "difficulty": "hard",
  "question": "What is 20.0 m − 8.95 m 📏?",
  "options": {
    "A": "11.05 m",
    "B": "11.15 m",
    "C": "11.25 m",
    "D": "11.35 m"
  },
  "correct_answer": "A"
}
, {"id":46,"difficulty":"hard","question":"Add: 14.6 kg + 5.85 kg ⚖️","options":{"A":"20.35 kg","B":"20.45 kg","C":"20.55 kg","D":"20.25 kg"},"correct_answer":"B"},
  {
  "id": 47,
  "difficulty": "hard",
  "question": "A wire is 25.4 m long. If 9.75 m is cut, remaining length 📐?",
  "options": {
    "A": "15.55 m",
    "B": "15.65 m",
    "C": "15.75 m",
    "D": "15.85 m"
  },
  "correct_answer": "B"
}
, {"id":48,"difficulty":"hard","question":"What is 22.8 kg − 13.65 kg ⚖️?","options":{"A":"9.05 kg","B":"9.15 kg","C":"9.25 kg","D":"9.35 kg"},"correct_answer":"B"},
    {"id":49,"difficulty":"hard","question":"Add: 18.75 m + 6.25 m 📏","options":{"A":"24.75 m","B":"25.0 m","C":"25.25 m","D":"24.5 m"},"correct_answer":"B"},
    {"id":50,"difficulty":"hard","question":"Total weight of 3 bags each of 4.25 kg ⚖️?","options":{"A":"12.55 kg","B":"12.65 kg","C":"12.75 kg","D":"12.85 kg"},"correct_answer":"C"},
    {"id":51,"difficulty":"hard","question":"What is 30.0 m − 12.85 m 📐?","options":{"A":"17.05 m","B":"17.15 m","C":"17.25 m","D":"17.35 m"},"correct_answer":"B"},
    {"id":52,"difficulty":"hard","question":"Add: 16.4 kg + 3.85 kg ⚖️","options":{"A":"20.15 kg","B":"20.25 kg","C":"20.35 kg","D":"20.45 kg"},"correct_answer":"B"},
    {"id":53,"difficulty":"hard","question":"A pole is 19.6 m long. If 7.85 m is buried, visible length 📏?","options":{"A":"11.65 m","B":"11.75 m","C":"11.85 m","D":"11.95 m"},"correct_answer":"B"},
   {
  "id": 54,
  "difficulty": "hard",
  "question": "What is 27.5 kg − 9.85 kg ⚖️?",
  "options": {
    "A": "17.55 kg",
    "B": "17.65 kg",
    "C": "17.75 kg",
    "D": "17.85 kg"
  },
  "correct_answer": "B"
}
, {"id":55,"difficulty":"hard","question":"Add: 21.35 m + 8.65 m 📐","options":{"A":"29.9 m","B":"30.0 m","C":"30.1 m","D":"29.8 m"},"correct_answer":"B"},
    {"id":56,"difficulty":"hard","question":"Total weight of 5 packets each of 2.45 kg ⚖️?","options":{"A":"12.15 kg","B":"12.25 kg","C":"12.35 kg","D":"12.45 kg"},"correct_answer":"B"},
    {"id":57,"difficulty":"hard","question":"What is 40.0 m − 18.75 m 📏?","options":{"A":"21.15 m","B":"21.25 m","C":"21.35 m","D":"21.45 m"},"correct_answer":"B"},
   {
  "id": 58,
  "difficulty": "hard",
  "question": "Add: 19.85 kg + 10.25 kg ⚖️",
  "options": {
    "A": "29.95 kg",
    "B": "30.00 kg",
    "C": "30.10 kg",
    "D": "30.20 kg"
  },
  "correct_answer": "C"
}
, {"id":59,"difficulty":"hard","question":"A ribbon is 35.6 m long. If 14.75 m is used, how much remains 📐?","options":{"A":"20.75 m","B":"20.85 m","C":"20.95 m","D":"21.05 m"},"correct_answer":"B"},
    {"id":60,"difficulty":"hard","question":"What is 50.0 kg − 27.85 kg ⚖️?","options":{"A":"22.05 kg","B":"22.15 kg","C":"22.25 kg","D":"22.35 kg"},"correct_answer":"B"}

  ]
}