{
  "title": "Addition - 2 Digit Addition Without Carry",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "What is 23 + 14?",
      "options": { "A": "37", "B": "38", "C": "36", "D": "33" },
      "correct_answer": "A"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "What is 41 + 26?",
      "options": { "A": "66", "B": "67", "C": "65", "D": "62" },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "What is 32 + 47?",
      "options": { "A": "70", "B": "71", "C": "79", "D": "69" },
      "correct_answer": "C"
    },
    {
      "question_id": "4",
      "question": "What is 12 + 25?",
      "options": {
        "A": "35",
        "B": "37",
        "C": "36",
        "D": "32"
      },
      "correct_answer": "B"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "What is 54 + 23?",
      "options": { "A": "67", "B": "76", "C": "77", "D": "73" },
      "correct_answer": "C"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "What is 46 + 12?",
      "options": { "A": "58", "B": "57", "C": "59", "D": "56" },
      "correct_answer": "A"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "What is 33 + 16?",
      "options": { "A": "47", "B": "48", "C": "49", "D": "46" },
      "correct_answer": "C"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "What is 21 + 18?",
      "options": { "A": "29", "B": "39", "C": "28", "D": "30" },
      "correct_answer": "B"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "What is 45 + 24?",
      "options": { "A": "70", "B": "69", "C": "68", "D": "71" },
      "correct_answer": "B"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "What is 52 + 17?",
      "options": { "A": "68", "B": "67", "C": "69", "D": "70" },
      "correct_answer": "C"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "What is 64 + 25?",
      "options": { "A": "79", "B": "80", "C": "78", "D": "89" },
      "correct_answer": "D"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "What is 18 + 21?",
      "options": { "A": "39", "B": "29", "C": "38", "D": "31" },
      "correct_answer": "A"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "What is 27 + 32?",
      "options": { "A": "58", "B": "59", "C": "57", "D": "60" },
      "correct_answer": "B"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "What is 43 + 16?",
      "options": { "A": "59", "B": "49", "C": "60", "D": "58" },
      "correct_answer": "A"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "What is 56 + 13?",
      "options": { "A": "68", "B": "69", "C": "70", "D": "67" },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "What is 71 + 18?",
      "options": { "A": "88", "B": "89", "C": "98", "D": "90" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "What is 24 + 65?",
      "options": { "A": "80", "B": "81", "C": "89", "D": "79" },
      "correct_answer": "C"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "What is 39 + 20?",
      "options": { "A": "69", "B": "59", "C": "49", "D": "79" },
      "correct_answer": "B"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "What is 10 + 28?",
      "options": { "A": "38", "B": "39", "C": "33", "D": "40" },
      "correct_answer": "A"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "What is 47 + 12?",
      "options": { "A": "58", "B": "57", "C": "59", "D": "60" },
      "correct_answer": "C"
    },

    {
      "id": 21,
      "difficulty": "medium",
      "question": "What is 34 + 25?",
      "options": { "A": "59", "B": "60", "C": "58", "D": "61" },
      "correct_answer": "A"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "What is 46 + 33?",
      "options": { "A": "70", "B": "79", "C": "69", "D": "80" },
      "correct_answer": "B"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "What is 52 + 27?",
      "options": { "A": "70", "B": "71", "C": "79", "D": "69" },
      "correct_answer": "C"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "What is 63 + 16?",
      "options": { "A": "70", "B": "71", "C": "79", "D": "69" },
      "correct_answer": "C"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "What is 24 + 53?",
      "options": { "A": "77", "B": "67", "C": "87", "D": "73" },
      "correct_answer": "A"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "What is 41 + 38?",
      "options": { "A": "71", "B": "79", "C": "69", "D": "70" },
      "correct_answer": "B"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "What is 55 + 24?",
      "options": { "A": "69", "B": "79", "C": "78", "D": "70" },
      "correct_answer": "B"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "What is 62 + 17?",
      "options": { "A": "77", "B": "78", "C": "79", "D": "80" },
      "correct_answer": "C"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "What is 38 + 21?",
      "options": { "A": "59", "B": "58", "C": "60", "D": "61" },
      "correct_answer": "A"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "What is 47 + 32?",
      "options": { "A": "79", "B": "69", "C": "78", "D": "77" },
      "correct_answer": "A"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "What is 29 + 40?",
      "options": { "A": "79", "B": "59", "C": "69", "D": "49" },
      "correct_answer": "C"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "What is 36 + 41?",
      "options": { "A": "76", "B": "77", "C": "67", "D": "71" },
      "correct_answer": "B"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "What is 58 + 21?",
      "options": { "A": "79", "B": "78", "C": "80", "D": "77" },
      "correct_answer": "A"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "What is 64 + 15?",
      "options": { "A": "70", "B": "79", "C": "78", "D": "80" },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "What is 73 + 16?",
      "options": { "A": "79", "B": "89", "C": "90", "D": "99" },
      "correct_answer": "B"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "What is 48 + 31?",
      "options": { "A": "89", "B": "79", "C": "69", "D": "59" },
      "correct_answer": "B"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "What is 27 + 52?",
      "options": { "A": "79", "B": "78", "C": "69", "D": "77" },
      "correct_answer": "A"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "What is 44 + 23?",
      "options": { "A": "66", "B": "67", "C": "57", "D": "68" },
      "correct_answer": "B"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "What is 35 + 42?",
      "options": { "A": "75", "B": "77", "C": "67", "D": "72" },
      "correct_answer": "B"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "What is 59 + 20?",
      "options": { "A": "89", "B": "69", "C": "79", "D": "99" },
      "correct_answer": "C"
    },

    {
      "id": 41,
      "difficulty": "hard",
      "question": "What is 48 + 21?",
      "options": { "A": "69", "B": "68", "C": "70", "D": "71" },
      "correct_answer": "A"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "What is 67 + 22?",
      "options": { "A": "89", "B": "80", "C": "78", "D": "87" },
      "correct_answer": "A"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "What is 59 + 30?",
      "options": { "A": "79", "B": "89", "C": "69", "D": "90" },
      "correct_answer": "B"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "What is 73 + 16?",
      "options": { "A": "88", "B": "89", "C": "99", "D": "90" },
      "correct_answer": "B"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "What is 44 + 35?",
      "options": { "A": "79", "B": "78", "C": "80", "D": "77" },
      "correct_answer": "A"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "What is 86 + 12?",
      "options": { "A": "97", "B": "98", "C": "88", "D": "96" },
      "correct_answer": "B"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "What is 56 + 43?",
      "options": { "A": "89", "B": "90", "C": "99", "D": "88" },
      "correct_answer": "C"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "What is 42 + 36?",
      "options": { "A": "76", "B": "78", "C": "79", "D": "75" },
      "correct_answer": "B"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "What is 68 + 21?",
      "options": { "A": "88", "B": "89", "C": "78", "D": "90" },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "What is 75 + 14?",
      "options": { "A": "89", "B": "90", "C": "87", "D": "88" },
      "correct_answer": "A"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "What is 32 + 57?",
      "options": { "A": "89", "B": "88", "C": "79", "D": "87" },
      "correct_answer": "A"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "What is 63 + 24?",
      "options": { "A": "77", "B": "87", "C": "67", "D": "88" },
      "correct_answer": "B"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "What is 58 + 31?",
      "options": { "A": "89", "B": "88", "C": "79", "D": "90" },
      "correct_answer": "A"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "What is 47 + 42?",
      "options": { "A": "88", "B": "89", "C": "79", "D": "99" },
      "correct_answer": "B"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "What is 26 + 63?",
      "options": { "A": "89", "B": "88", "C": "87", "D": "86" },
      "correct_answer": "A"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "What is 35 + 54?",
      "options": { "A": "88", "B": "89", "C": "79", "D": "90" },
      "correct_answer": "B"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "What is 62 + 25?",
      "options": { "A": "87", "B": "88", "C": "89", "D": "86" },
      "correct_answer": "A"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "What is 79 + 10?",
      "options": { "A": "90", "B": "89", "C": "88", "D": "99" },
      "correct_answer": "B"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "What is 31 + 48?",
      "options": { "A": "70", "B": "71", "C": "79", "D": "78" },
      "correct_answer": "C"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "What is 68 + 11?",
      "options": { "A": "79", "B": "78", "C": "77", "D": "80" },
      "correct_answer": "A"
    }
  ]
}