{
  "title": "Multiplication - 3-digit × 1-digit",
  "total_questions": 60,
  "questions": [

    {"id": 1, "difficulty": "Easy", "question": "101 × 2 = ?", "options": {"A": "202", "B": "204", "C": "206", "D": "210"}, "correct_answer": "A"},
    {"id": 2, "difficulty": "Easy", "question": "102 × 3 = ?", "options": {"A": "300", "B": "306", "C": "312", "D": "318"}, "correct_answer": "B"},
    {"id": 3, "difficulty": "Easy", "question": "110 × 2 = ?", "options": {"A": "210", "B": "220", "C": "230", "D": "240"}, "correct_answer": "B"},
    {"id": 4, "difficulty": "Easy", "question": "120 × 3 = ?", "options": {"A": "350", "B": "360", "C": "370", "D": "380"}, "correct_answer": "B"},
    {"id": 5, "difficulty": "Easy", "question": "130 × 2 = ?", "options": {"A": "250", "B": "255", "C": "260", "D": "265"}, "correct_answer": "C"},
    {"id": 6, "difficulty": "Easy", "question": "140 × 2 = ?", "options": {"A": "260", "B": "270", "C": "280", "D": "290"}, "correct_answer": "C"},
    {"id": 7, "difficulty": "Easy", "question": "150 × 3 = ?", "options": {"A": "350", "B": "400", "C": "420", "D": "450"}, "correct_answer": "D"},
    {"id": 8, "difficulty": "Easy", "question": "160 × 2 = ?", "options": {"A": "320", "B": "330", "C": "340", "D": "350"}, "correct_answer": "A"},
    {"id": 9, "difficulty": "Easy", "question": "170 × 2 = ?", "options": {"A": "320", "B": "330", "C": "340", "D": "340"}, "correct_answer": "C"},
    {"id": 10, "difficulty": "Easy", "question": "180 × 2 = ?", "options": {"A": "350", "B": "360", "C": "370", "D": "380"}, "correct_answer": "B"},
    {"id": 11, "difficulty": "Easy", "question": "200 × 3 = ?", "options": {"A": "500", "B": "550", "C": "600", "D": "650"}, "correct_answer": "C"},
    {"id": 12, "difficulty": "Easy", "question": "210 × 2 = ?", "options": {"A": "400", "B": "410", "C": "420", "D": "430"}, "correct_answer": "C"},
    {"id": 13, "difficulty": "Easy", "question": "220 × 2 = ?", "options": {"A": "430", "B": "440", "C": "450", "D": "460"}, "correct_answer": "B"},
    {"id": 14, "difficulty": "Easy", "question": "230 × 2 = ?", "options": {"A": "440", "B": "450", "C": "460", "D": "470"}, "correct_answer": "C"},
    {"id": 15, "difficulty": "Easy", "question": "240 × 3 = ?", "options": {"A": "700", "B": "710", "C": "720", "D": "750"}, "correct_answer": "C"},
    {"id": 16, "difficulty": "Easy", "question": "250 × 2 = ?", "options": {"A": "490", "B": "500", "C": "510", "D": "520"}, "correct_answer": "B"},
    {"id": 17, "difficulty": "Easy", "question": "260 × 2 = ?", "options": {"A": "500", "B": "510", "C": "520", "D": "530"}, "correct_answer": "C"},
    {"id": 18, "difficulty": "Easy", "question": "270 × 2 = ?", "options": {"A": "520", "B": "530", "C": "540", "D": "560"}, "correct_answer": "C"},
    {"id": 19, "difficulty": "Easy", "question": "280 × 2 = ?", "options": {"A": "540", "B": "550", "C": "560", "D": "580"}, "correct_answer": "C"},
    {"id": 20, "difficulty": "Easy", "question": "300 × 3 = ?", "options": {"A": "800", "B": "850", "C": "900", "D": "950"}, "correct_answer": "C"},



    {"id": 21, "difficulty": "Medium", "question": "312 × 2 = ?", "options": {"A": "612", "B": "620", "C": "624", "D": "630"}, "correct_answer": "C"},
    {"id": 22, "difficulty": "Medium", "question": "325 × 3 = ?", "options": {"A": "950", "B": "975", "C": "990", "D": "1000"}, "correct_answer": "B"},
    {"id": 23, "difficulty": "Medium", "question": "345 × 2 = ?", "options": {"A": "670", "B": "680", "C": "690", "D": "700"}, "correct_answer": "A"},
    {"id": 24, "difficulty": "Medium", "question": "356 × 3 = ?", "options": {"A": "1050", "B": "1068", "C": "1075", "D": "1090"}, "correct_answer": "B"},
    {"id": 25, "difficulty": "Medium", "question": "367 × 2 = ?", "options": {"A": "724", "B": "730", "C": "734", "D": "740"}, "correct_answer": "C"},
    {"id": 26, "difficulty": "Medium", "question": "378 × 3 = ?", "options": {"A": "1120", "B": "1134", "C": "1140", "D": "1150"}, "correct_answer": "B"},
    {"id": 27, "difficulty": "Medium", "question": "389 × 2 = ?", "options": {"A": "750", "B": "760", "C": "770", "D": "780"}, "correct_answer": "D"},
    {"id": 28, "difficulty": "Medium", "question": "400 × 3 = ?", "options": {"A": "1100", "B": "1150", "C": "1200", "D": "1250"}, "correct_answer": "C"},
    {"id": 29, "difficulty": "Medium", "question": "412 × 2 = ?", "options": {"A": "804", "B": "812", "C": "824", "D": "832"}, "correct_answer": "B"},
    {"id": 30, "difficulty": "Medium", "question": "425 × 3 = ?", "options": {"A": "1250", "B": "1275", "C": "1300", "D": "1325"}, "correct_answer": "B"},
    {"id": 31, "difficulty": "Medium", "question": "436 × 2 = ?", "options": {"A": "860", "B": "870", "C": "872", "D": "880"}, "correct_answer": "C"},
    {"id": 32, "difficulty": "Medium", "question": "448 × 3 = ?", "options": {"A": "1300", "B": "1325", "C": "1344", "D": "1350"}, "correct_answer": "C"},
    {"id": 33, "difficulty": "Medium", "question": "450 × 2 = ?", "options": {"A": "880", "B": "900", "C": "920", "D": "940"}, "correct_answer": "B"},
    {"id": 34, "difficulty": "Medium", "question": "462 × 3 = ?", "options": {"A": "1320", "B": "1350", "C": "1380", "D": "1400"}, "correct_answer": "C"},
    {"id": 35, "difficulty": "Medium", "question": "474 × 2 = ?", "options": {"A": "940", "B": "948", "C": "954", "D": "960"}, "correct_answer": "B"},
    {"id": 36, "difficulty": "Medium", "question": "486 × 3 = ?", "options": {"A": "1450", "B": "1460", "C": "1458", "D": "1490"}, "correct_answer": "C"},
    {"id": 37, "difficulty": "Medium", "question": "498 × 2 = ?", "options": {"A": "980", "B": "996", "C": "1000", "D": "1020"}, "correct_answer": "B"},
    {"id": 38, "difficulty": "Medium", "question": "510 × 3 = ?", "options": {"A": "1500", "B": "1530", "C": "1560", "D": "1590"}, "correct_answer": "B"},
    {"id": 39, "difficulty": "Medium", "question": "524 × 2 = ?", "options": {"A": "1024", "B": "1040", "C": "1048", "D": "1050"}, "correct_answer": "C"},
    {"id": 40, "difficulty": "Medium", "question": "536 × 3 = ?", "options": {"A": "1608", "B": "1610", "C": "1618", "D": "1625"}, "correct_answer": "A"},



    {"id": 41, "difficulty": "Hard", "question": "612 × 4 = ?", "options": {"A": "2400", "B": "2448", "C": "2460", "D": "2480"}, "correct_answer": "B"},
    {"id": 42, "difficulty": "Hard", "question": "624 × 5 = ?", "options": {"A": "3000", "B": "3100", "C": "3120", "D": "3150"}, "correct_answer": "C"},
    {"id": 43, "difficulty": "Hard", "question": "635 × 4 = ?", "options": {"A": "2520", "B": "2540", "C": "2560", "D": "2580"}, "correct_answer": "D"},
    {"id": 44, "difficulty": "Hard", "question": "648 × 5 = ?", "options": {"A": "3100", "B": "3200", "C": "3240", "D": "3280"}, "correct_answer": "C"},
    {"id": 45, "difficulty": "Hard", "question": "672 × 4 = ?", "options": {"A": "2600", "B": "2650", "C": "2688", "D": "2700"}, "correct_answer": "C"},
    {"id": 46, "difficulty": "Hard", "question": "684 × 5 = ?", "options": {"A": "3300", "B": "3320", "C": "3420", "D": "3450"}, "correct_answer": "C"},
    {"id": 47, "difficulty": "Hard", "question": "698 × 4 = ?", "options": {"A": "2700", "B": "2792", "C": "2810", "D": "2850"}, "correct_answer": "B"},
    {"id": 48, "difficulty": "Hard", "question": "710 × 5 = ?", "options": {"A": "3400", "B": "3450", "C": "3500", "D": "3550"}, "correct_answer": "C"},
    {"id": 49, "difficulty": "Hard", "question": "725 × 4 = ?", "options": {"A": "2800", "B": "2850", "C": "2900", "D": "2950"}, "correct_answer": "A"},
    {"id": 50, "difficulty": "Hard", "question": "736 × 5 = ?", "options": {"A": "3500", "B": "3600", "C": "3680", "D": "3700"}, "correct_answer": "C"},
    {"id": 51, "difficulty": "Hard", "question": "748 × 4 = ?", "options": {"A": "2970", "B": "2992", "C": "3100", "D": "3120"}, "correct_answer": "B"},
    {"id": 52, "difficulty": "Hard", "question": "760 × 5 = ?", "options": {"A": "3600", "B": "3700", "C": "3800", "D": "3900"}, "correct_answer": "C"},
    {"id": 53, "difficulty": "Hard", "question": "782 × 4 = ?", "options": {"A": "3100", "B": "3128", "C": "3150", "D": "3180"}, "correct_answer": "B"},
    {"id": 54, "difficulty": "Hard", "question": "794 × 5 = ?", "options": {"A": "3900", "B": "3950", "C": "3970", "D": "4000"}, "correct_answer": "C"},
    {"id": 55, "difficulty": "Hard", "question": "812 × 4 = ?", "options": {"A": "3200", "B": "3248", "C": "3300", "D": "3400"}, "correct_answer": "B"},
    {"id": 56, "difficulty": "Hard", "question": "825 × 5 = ?", "options": {"A": "3900", "B": "4000", "C": "4100", "D": "4125"}, "correct_answer": "D"},
    {"id": 57, "difficulty": "Hard", "question": "846 × 4 = ?", "options": {"A": "3300", "B": "3340", "C": "3384", "D": "3400"}, "correct_answer": "C"},
    {"id": 58, "difficulty": "Hard", "question": "858 × 5 = ?", "options": {"A": "4100", "B": "4200", "C": "4290", "D": "4350"}, "correct_answer": "C"},
    {"id": 59, "difficulty": "Hard", "question": "870 × 4 = ?", "options": {"A": "3400", "B": "3460", "C": "3480", "D": "3500"}, "correct_answer": "C"},
    {"id": 60, "difficulty": "Hard", "question": "892 × 5 = ?", "options": {"A": "4400", "B": "4460", "C": "4500", "D": "4600"}, "correct_answer": "B"}

  ]
}