{
  "title": "Comparison using cm and m (Measurement - cm, m) - Grade 2 CBSE",
  "total_questions": 100,
  "questions": [
    {"id": 1, "difficulty": "easy", "question": "Which is longer: 10 cm or 1 m?", "options": {"A": "10 cm", "B": "1 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 2, "difficulty": "easy", "question": "Which is shorter: 50 cm or 1 m?", "options": {"A": "50 cm", "B": "1 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 3, "difficulty": "easy", "question": "1 m = ? cm", "options": {"A": "10 cm", "B": "50 cm", "C": "100 cm", "D": "1000 cm"}, "correct_answer": "C"},
    {"id": 4, "difficulty": "easy", "question": "Which is greater: 200 cm or 2 m?", "options": {"A": "200 cm", "B": "2 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 5, "difficulty": "easy", "question": "75 cm is ___ than 1 m", "options": {"A": "longer", "B": "shorter", "C": "equal", "D": "cannot say"}, "correct_answer": "B"},
    {"id": 6, "difficulty": "easy", "question": "150 cm = ? m", "options": {"A": "1 m", "B": "1.5 m", "C": "2 m", "D": "0.5 m"}, "correct_answer": "B"},
    {"id": 7, "difficulty": "easy", "question": "Which is longer: 99 cm or 1 m?", "options": {"A": "99 cm", "B": "1 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 8, "difficulty": "easy", "question": "2 m = ? cm", "options": {"A": "20 cm", "B": "100 cm", "C": "200 cm", "D": "2000 cm"}, "correct_answer": "C"},
    {"id": 9, "difficulty": "easy", "question": "Which is shorter: 25 cm or 0.5 m?", "options": {"A": "25 cm", "B": "0.5 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 10, "difficulty": "easy", "question": "100 cm = ? m", "options": {"A": "0.1 m", "B": "1 m", "C": "10 m", "D": "100 m"}, "correct_answer": "B"},
    {"id": 11, "difficulty": "easy", "question": "Which is longer: 3 m or 250 cm?", "options": {"A": "3 m", "B": "250 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 12, "difficulty": "easy", "question": "0.5 m = ? cm", "options": {"A": "5 cm", "B": "50 cm", "C": "500 cm", "D": "5000 cm"}, "correct_answer": "B"},
    {"id": 13, "difficulty": "easy", "question": "Which is shorter: 80 cm or 1 m?", "options": {"A": "80 cm", "B": "1 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 14, "difficulty": "easy", "question": "250 cm = ? m", "options": {"A": "2 m", "B": "2.5 m", "C": "25 m", "D": "0.25 m"}, "correct_answer": "B"},
    {"id": 15, "difficulty": "easy", "question": "Which is longer: 120 cm or 1 m?", "options": {"A": "120 cm", "B": "1 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 16, "difficulty": "easy", "question": "3 m = ? cm", "options": {"A": "30 cm", "B": "300 cm", "C": "3000 cm", "D": "3 cm"}, "correct_answer": "B"},
    {"id": 17, "difficulty": "easy", "question": "Which is shorter: 150 cm or 2 m?", "options": {"A": "150 cm", "B": "2 m", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 18, "difficulty": "easy", "question": "400 cm = ? m", "options": {"A": "4 m", "B": "40 m", "C": "0.4 m", "D": "4000 m"}, "correct_answer": "A"},
    {"id": 19, "difficulty": "easy", "question": "Which is longer: 1.5 m or 145 cm?", "options": {"A": "1.5 m", "B": "145 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 20, "difficulty": "easy", "question": "0.75 m = ? cm", "options": {"A": "7.5 cm", "B": "75 cm", "C": "750 cm", "D": "0.075 cm"}, "correct_answer": "B"},

    {"id": 21, "difficulty": "medium", "question": "Compare: 1 m 25 cm ___ 125 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 22, "difficulty": "medium", "question": "Which is longer: 2 m 50 cm or 250 cm?", "options": {"A": "2 m 50 cm", "B": "250 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 23, "difficulty": "medium", "question": "Compare: 3 m ___ 299 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 24, "difficulty": "medium", "question": "1 m 75 cm = ? cm", "options": {"A": "1075 cm", "B": "175 cm", "C": "17.5 cm", "D": "1.75 cm"}, "correct_answer": "B"},
    {"id": 25, "difficulty": "medium", "question": "Which is shorter: 180 cm or 1 m 90 cm?", "options": {"A": "180 cm", "B": "1 m 90 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 26, "difficulty": "medium", "question": "Compare: 450 cm ___ 4 m 50 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 27, "difficulty": "medium", "question": "2 m 30 cm = ? cm", "options": {"A": "230 cm", "B": "2030 cm", "C": "23 cm", "D": "2.3 cm"}, "correct_answer": "A"},
    {"id": 28, "difficulty": "medium", "question": "Which is longer: 3 m 15 cm or 315 cm?", "options": {"A": "3 m 15 cm", "B": "315 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 29, "difficulty": "medium", "question": "Compare: 5 m ___ 499 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 30, "difficulty": "medium", "question": "1 m 5 cm = ? cm", "options": {"A": "15 cm", "B": "105 cm", "C": "150 cm", "D": "1005 cm"}, "correct_answer": "B"},
    {"id": 31, "difficulty": "medium", "question": "Which is shorter: 210 cm or 2 m 20 cm?", "options": {"A": "210 cm", "B": "2 m 20 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 32, "difficulty": "medium", "question": "Compare: 600 cm ___ 6 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 33, "difficulty": "medium", "question": "3 m 8 cm = ? cm", "options": {"A": "38 cm", "B": "308 cm", "C": "380 cm", "D": "3008 cm"}, "correct_answer": "B"},
    {"id": 34, "difficulty": "medium", "question": "Which is longer: 4 m 25 cm or 425 cm?", "options": {"A": "4 m 25 cm", "B": "425 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 35, "difficulty": "medium", "question": "Compare: 750 cm ___ 7 m 50 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 36, "difficulty": "medium", "question": "2 m 99 cm = ? cm", "options": {"A": "299 cm", "B": "2099 cm", "C": "29.9 cm", "D": "2.99 cm"}, "correct_answer": "A"},
    {"id": 37, "difficulty": "medium", "question": "Which is shorter: 330 cm or 3 m 40 cm?", "options": {"A": "330 cm", "B": "3 m 40 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 38, "difficulty": "medium", "question": "Compare: 8 m ___ 799 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 39, "difficulty": "medium", "question": "1 m 50 cm = ? cm", "options": {"A": "150 cm", "B": "1050 cm", "C": "15 cm", "D": "1.5 cm"}, "correct_answer": "A"},
    {"id": 40, "difficulty": "medium", "question": "Which is longer: 5 m 10 cm or 510 cm?", "options": {"A": "5 m 10 cm", "B": "510 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 41, "difficulty": "medium", "question": "Compare: 900 cm ___ 9 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 42, "difficulty": "medium", "question": "4 m 75 cm = ? cm", "options": {"A": "475 cm", "B": "4075 cm", "C": "47.5 cm", "D": "4.75 cm"}, "correct_answer": "A"},
    {"id": 43, "difficulty": "medium", "question": "Which is shorter: 280 cm or 2 m 90 cm?", "options": {"A": "280 cm", "B": "2 m 90 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 44, "difficulty": "medium", "question": "Compare: 1000 cm ___ 10 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 45, "difficulty": "medium", "question": "6 m 25 cm = ? cm", "options": {"A": "625 cm", "B": "6025 cm", "C": "62.5 cm", "D": "6.25 cm"}, "correct_answer": "A"},
    {"id": 46, "difficulty": "medium", "question": "Which is longer: 7 m 15 cm or 715 cm?", "options": {"A": "7 m 15 cm", "B": "715 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 47, "difficulty": "medium", "question": "Compare: 1200 cm ___ 12 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 48, "difficulty": "medium", "question": "3 m 60 cm = ? cm", "options": {"A": "360 cm", "B": "3060 cm", "C": "36 cm", "D": "3.6 cm"}, "correct_answer": "A"},
    {"id": 49, "difficulty": "medium", "question": "Which is shorter: 490 cm or 4 m 95 cm?", "options": {"A": "490 cm", "B": "4 m 95 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 50, "difficulty": "medium", "question": "Compare: 1500 cm ___ 15 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 51, "difficulty": "medium", "question": "8 m 45 cm = ? cm", "options": {"A": "845 cm", "B": "8045 cm", "C": "84.5 cm", "D": "8.45 cm"}, "correct_answer": "A"},
    {"id": 52, "difficulty": "medium", "question": "Which is longer: 9 m 20 cm or 920 cm?", "options": {"A": "9 m 20 cm", "B": "920 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 53, "difficulty": "medium", "question": "Compare: 1800 cm ___ 18 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 54, "difficulty": "medium", "question": "5 m 80 cm = ? cm", "options": {"A": "580 cm", "B": "5080 cm", "C": "58 cm", "D": "5.8 cm"}, "correct_answer": "A"},
    {"id": 55, "difficulty": "medium", "question": "Which is shorter: 670 cm or 6 m 80 cm?", "options": {"A": "670 cm", "B": "6 m 80 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "A"},
    {"id": 56, "difficulty": "medium", "question": "Compare: 2000 cm ___ 20 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 57, "difficulty": "medium", "question": "7 m 95 cm = ? cm", "options": {"A": "795 cm", "B": "7095 cm", "C": "79.5 cm", "D": "7.95 cm"}, "correct_answer": "A"},
    {"id": 58, "difficulty": "medium", "question": "Which is longer: 10 m 5 cm or 1005 cm?", "options": {"A": "10 m 5 cm", "B": "1005 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 59, "difficulty": "medium", "question": "Compare: 2500 cm ___ 25 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 60, "difficulty": "medium", "question": "2 m 15 cm = ? cm", "options": {"A": "215 cm", "B": "2015 cm", "C": "21.5 cm", "D": "2.15 cm"}, "correct_answer": "A"},
    {"id": 61, "difficulty": "medium", "question": "Which is shorter: 830 cm or 8 m 40 cm?", "options": {"A": "830 cm", "B": "8 m 40 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 62, "difficulty": "medium", "question": "Compare: 3000 cm ___ 30 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 63, "difficulty": "medium", "question": "9 m 50 cm = ? cm", "options": {"A": "950 cm", "B": "9050 cm", "C": "95 cm", "D": "9.5 cm"}, "correct_answer": "A"},
    {"id": 64, "difficulty": "medium", "question": "Which is longer: 11 m 25 cm or 1125 cm?", "options": {"A": "11 m 25 cm", "B": "1125 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 65, "difficulty": "medium", "question": "Compare: 3500 cm ___ 35 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 66, "difficulty": "medium", "question": "4 m 30 cm = ? cm", "options": {"A": "430 cm", "B": "4030 cm", "C": "43 cm", "D": "4.3 cm"}, "correct_answer": "A"},
    {"id": 67, "difficulty": "medium", "question": "Which is shorter: 960 cm or 9 m 70 cm?", "options": {"A": "960 cm", "B": "9 m 70 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 68, "difficulty": "medium", "question": "Compare: 4000 cm ___ 40 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 69, "difficulty": "medium", "question": "6 m 90 cm = ? cm", "options": {"A": "690 cm", "B": "6090 cm", "C": "69 cm", "D": "6.9 cm"}, "correct_answer": "A"},
    {"id": 70, "difficulty": "medium", "question": "Which is longer: 12 m 15 cm or 1215 cm?", "options": {"A": "12 m 15 cm", "B": "1215 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 71, "difficulty": "medium", "question": "Compare: 4500 cm ___ 45 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 72, "difficulty": "medium", "question": "3 m 85 cm = ? cm", "options": {"A": "385 cm", "B": "3085 cm", "C": "38.5 cm", "D": "3.85 cm"}, "correct_answer": "A"},
    {"id": 73, "difficulty": "medium", "question": "Which is shorter: 1100 cm or 11 m 10 cm?", "options": {"A": "1100 cm", "B": "11 m 10 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 74, "difficulty": "medium", "question": "Compare: 5000 cm ___ 50 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 75, "difficulty": "medium", "question": "8 m 20 cm = ? cm", "options": {"A": "820 cm", "B": "8020 cm", "C": "82 cm", "D": "8.2 cm"}, "correct_answer": "A"},
    {"id": 76, "difficulty": "medium", "question": "Which is longer: 13 m 25 cm or 1325 cm?", "options": {"A": "13 m 25 cm", "B": "1325 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 77, "difficulty": "medium", "question": "Compare: 5500 cm ___ 55 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 78, "difficulty": "medium", "question": "5 m 45 cm = ? cm", "options": {"A": "545 cm", "B": "5045 cm", "C": "54.5 cm", "D": "5.45 cm"}, "correct_answer": "A"},
    {"id": 79, "difficulty": "medium", "question": "Which is shorter: 1250 cm or 12 m 60 cm?", "options": {"A": "1250 cm", "B": "12 m 60 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 80, "difficulty": "medium", "question": "Compare: 6000 cm ___ 60 m", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},

    {"id": 81, "difficulty": "hard", "question": "Arrange in ascending order: 2 m 15 cm, 215 cm, 2.15 m", "options": {"A": "2 m 15 cm, 215 cm, 2.15 m", "B": "215 cm, 2 m 15 cm, 2.15 m", "C": "2.15 m, 2 m 15 cm, 215 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 82, "difficulty": "hard", "question": "Which is greatest: 3.5 m, 350 cm, or 3 m 50 cm?", "options": {"A": "3.5 m", "B": "350 cm", "C": "3 m 50 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 83, "difficulty": "hard", "question": "Arrange in descending order: 4.25 m, 425 cm, 4 m 25 cm", "options": {"A": "4.25 m, 425 cm, 4 m 25 cm", "B": "425 cm, 4.25 m, 4 m 25 cm", "C": "4 m 25 cm, 4.25 m, 425 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 84, "difficulty": "hard", "question": "Which is smallest: 5.75 m, 575 cm, or 5 m 75 cm?", "options": {"A": "5.75 m", "B": "575 cm", "C": "5 m 75 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 85, "difficulty": "hard", "question": "Compare: 6.8 m ___ 6 m 80 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 86, "difficulty": "hard", "question": "Which is longer: 7.25 m or 7 m 30 cm?", "options": {"A": "7.25 m", "B": "7 m 30 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 87, "difficulty": "hard", "question": "Arrange: 8.4 m, 840 cm, 8 m 40 cm from shortest to longest", "options": {"A": "8.4 m, 840 cm, 8 m 40 cm", "B": "8 m 40 cm, 8.4 m, 840 cm", "C": "840 cm, 8.4 m, 8 m 40 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 88, "difficulty": "hard", "question": "Which is shorter: 9.6 m or 9 m 65 cm?", "options": {"A": "9.6 m", "B": "9 m 65 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 89, "difficulty": "hard", "question": "Compare: 10.5 m ___ 10 m 50 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 90, "difficulty": "hard", "question": "Which is greater: 11.75 m or 11 m 80 cm?", "options": {"A": "11.75 m", "B": "11 m 80 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 91, "difficulty": "hard", "question": "Arrange: 12.3 m, 1230 cm, 12 m 30 cm in ascending order", "options": {"A": "12.3 m, 1230 cm, 12 m 30 cm", "B": "12 m 30 cm, 12.3 m, 1230 cm", "C": "1230 cm, 12.3 m, 12 m 30 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 92, "difficulty": "hard", "question": "Which is smallest: 13.4 m, 1340 cm, or 13 m 40 cm?", "options": {"A": "13.4 m", "B": "1340 cm", "C": "13 m 40 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 93, "difficulty": "hard", "question": "Compare: 14.9 m ___ 14 m 90 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 94, "difficulty": "hard", "question": "Which is longer: 15.25 m or 15 m 30 cm?", "options": {"A": "15.25 m", "B": "15 m 30 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 95, "difficulty": "hard", "question": "Arrange: 16.7 m, 1670 cm, 16 m 70 cm from longest to shortest", "options": {"A": "16.7 m, 1670 cm, 16 m 70 cm", "B": "1670 cm, 16.7 m, 16 m 70 cm", "C": "16 m 70 cm, 16.7 m, 1670 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 96, "difficulty": "hard", "question": "Which is shorter: 17.8 m or 17 m 85 cm?", "options": {"A": "17.8 m", "B": "17 m 85 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 97, "difficulty": "hard", "question": "Compare: 18.5 m ___ 18 m 50 cm", "options": {"A": ">", "B": "<", "C": "=", "D": "cannot compare"}, "correct_answer": "C"},
    {"id": 98, "difficulty": "hard", "question": "Which is greater: 19.95 m or 19 m 96 cm?", "options": {"A": "19.95 m", "B": "19 m 96 cm", "C": "both equal", "D": "cannot compare"}, "correct_answer": "B"},
    {"id": 99, "difficulty": "hard", "question": "Arrange: 20.15 m, 2015 cm, 20 m 15 cm in ascending order", "options": {"A": "20.15 m, 2015 cm, 20 m 15 cm", "B": "20 m 15 cm, 20.15 m, 2015 cm", "C": "2015 cm, 20.15 m, 20 m 15 cm", "D": "all equal"}, "correct_answer": "D"},
    {"id": 100, "difficulty": "hard", "question": "Which is smallest: 21.3 m, 2130 cm, or 21 m 30 cm?", "options": {"A": "21.3 m", "B": "2130 cm", "C": "21 m 30 cm", "D": "all equal"}, "correct_answer": "D"}
  ]
}