{
  "title": "Equivalent Fractions - Grade 4 CBSE",
  "total_questions": 100,
  "questions": [
    {"id": 1, "difficulty": "easy", "question": "Which fraction is equivalent to 1/2?", "options": {"A": "2/4", "B": "1/4", "C": "3/4", "D": "2/3"}, "correct_answer": "A"},
    {"id": 2, "difficulty": "easy", "question": "What is the equivalent fraction of 2/3 with denominator 6?", "options": {"A": "3/6", "B": "4/6", "C": "5/6", "D": "2/6"}, "correct_answer": "B"},
    {"id": 3, "difficulty": "easy", "question": "Which fraction is equivalent to 3/4?", "options": {"A": "6/8", "B": "4/8", "C": "5/8", "D": "7/8"}, "correct_answer": "A"},
    {"id": 4, "difficulty": "easy", "question": "What is the equivalent fraction of 1/3 with denominator 9?", "options": {"A": "2/9", "B": "3/9", "C": "4/9", "D": "5/9"}, "correct_answer": "B"},
    {"id": 5, "difficulty": "easy", "question": "Which fraction is equivalent to 2/5?", "options": {"A": "4/10", "B": "3/10", "C": "5/10", "D": "6/10"}, "correct_answer": "A"},
    {"id": 6, "difficulty": "easy", "question": "What is the equivalent fraction of 3/5 with denominator 15?", "options": {"A": "9/15", "B": "10/15", "C": "11/15", "D": "12/15"}, "correct_answer": "A"},
    {"id": 7, "difficulty": "easy", "question": "Which fraction is equivalent to 4/6?", "options": {"A": "1/3", "B": "2/3", "C": "3/4", "D": "5/6"}, "correct_answer": "B"},
    {"id": 8, "difficulty": "easy", "question": "What is the equivalent fraction of 5/10 in simplest form?", "options": {"A": "1/2", "B": "2/5", "C": "3/5", "D": "4/5"}, "correct_answer": "A"},
    {"id": 9, "difficulty": "easy", "question": "Which fraction is equivalent to 6/8?", "options": {"A": "2/4", "B": "3/4", "C": "4/6", "D": "5/6"}, "correct_answer": "B"},
    {"id": 10, "difficulty": "easy", "question": "What is the equivalent fraction of 7/14 in simplest form?", "options": {"A": "1/2", "B": "1/3", "C": "1/4", "D": "1/5"}, "correct_answer": "A"},
    {"id": 11, "difficulty": "easy", "question": "Which fraction is equivalent to 8/12?", "options": {"A": "1/3", "B": "2/3", "C": "3/4", "D": "4/5"}, "correct_answer": "B"},
    {"id": 12, "difficulty": "easy", "question": "What is the equivalent fraction of 9/12 in simplest form?", "options": {"A": "2/3", "B": "3/4", "C": "4/5", "D": "5/6"}, "correct_answer": "B"},
    {"id": 13, "difficulty": "easy", "question": "Which fraction is equivalent to 10/15?", "options": {"A": "1/3", "B": "2/3", "C": "3/4", "D": "4/5"}, "correct_answer": "B"},
    {"id": 14, "difficulty": "easy", "question": "What is the equivalent fraction of 12/16 in simplest form?", "options": {"A": "2/4", "B": "3/4", "C": "4/5", "D": "5/6"}, "correct_answer": "B"},
    {"id": 15, "difficulty": "easy", "question": "Which fraction is equivalent to 15/20?", "options": {"A": "2/5", "B": "3/4", "C": "4/5", "D": "5/6"}, "correct_answer": "B"},
    {"id": 16, "difficulty": "easy", "question": "What is the equivalent fraction of 18/24 in simplest form?", "options": {"A": "2/3", "B": "3/4", "C": "4/5", "D": "5/6"}, "correct_answer": "B"},
    {"id": 17, "difficulty": "easy", "question": "Which fraction is equivalent to 20/25?", "options": {"A": "2/5", "B": "3/5", "C": "4/5", "D": "5/6"}, "correct_answer": "C"},
    {"id": 18, "difficulty": "easy", "question": "What is the equivalent fraction of 21/28 in simplest form?", "options": {"A": "2/4", "B": "3/4", "C": "4/5", "D": "5/6"}, "correct_answer": "B"},
    {"id": 19, "difficulty": "easy", "question": "Which fraction is equivalent to 24/30?", "options": {"A": "3/5", "B": "4/5", "C": "5/6", "D": "6/7"}, "correct_answer": "B"},
    {"id": 20, "difficulty": "easy", "question": "What is the equivalent fraction of 25/35 in simplest form?", "options": {"A": "3/7", "B": "4/7", "C": "5/7", "D": "6/7"}, "correct_answer": "C"},

    {"id": 21, "difficulty": "medium", "question": "Find the missing number: 3/7 = ?/21", "options": {"A": "6", "B": "9", "C": "12", "D": "15"}, "correct_answer": "B"},
    {"id": 22, "difficulty": "medium", "question": "Find the missing number: 5/8 = 25/?", "options": {"A": "30", "B": "35", "C": "40", "D": "45"}, "correct_answer": "C"},
    {"id": 23, "difficulty": "medium", "question": "Which of these fractions is equivalent to 4/9?", "options": {"A": "8/18", "B": "12/25", "C": "16/34", "D": "20/43"}, "correct_answer": "A"},
    {"id": 24, "difficulty": "medium", "question": "Find the missing number: 7/11 = ?/33", "options": {"A": "18", "B": "21", "C": "24", "D": "27"}, "correct_answer": "B"},
    {"id": 25, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 2/5?", "options": {"A": "4/10", "B": "6/15", "C": "8/20", "D": "9/25"}, "correct_answer": "D"},
    {"id": 26, "difficulty": "medium", "question": "Find the missing number: 9/13 = 27/?", "options": {"A": "35", "B": "37", "C": "39", "D": "41"}, "correct_answer": "C"},
    {"id": 27, "difficulty": "medium", "question": "Which of these fractions is equivalent to 5/12?", "options": {"A": "10/24", "B": "15/35", "C": "20/46", "D": "25/58"}, "correct_answer": "A"},
    {"id": 28, "difficulty": "medium", "question": "Find the missing number: 11/15 = ?/45", "options": {"A": "30", "B": "33", "C": "36", "D": "39"}, "correct_answer": "B"},
    {"id": 29, "difficulty": "medium", "question": "Which of these fractions is equivalent to 7/16?", "options": {"A": "14/32", "B": "21/47", "C": "28/62", "D": "35/78"}, "correct_answer": "A"},
    {"id": 30, "difficulty": "medium", "question": "Find the missing number: 13/17 = 39/?", "options": {"A": "49", "B": "51", "C": "53", "D": "55"}, "correct_answer": "B"},
    {"id": 31, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 3/8?", "options": {"A": "6/16", "B": "9/24", "C": "12/32", "D": "15/35"}, "correct_answer": "D"},
    {"id": 32, "difficulty": "medium", "question": "Find the missing number: 17/19 = ?/57", "options": {"A": "49", "B": "51", "C": "53", "D": "55"}, "correct_answer": "B"},
    {"id": 33, "difficulty": "medium", "question": "Which of these fractions is equivalent to 8/21?", "options": {"A": "16/42", "B": "24/62", "C": "32/83", "D": "40/104"}, "correct_answer": "A"},
    {"id": 34, "difficulty": "medium", "question": "Find the missing number: 19/23 = 57/?", "options": {"A": "67", "B": "69", "C": "71", "D": "73"}, "correct_answer": "B"},
    {"id": 35, "difficulty": "medium", "question": "Which of these fractions is equivalent to 11/25?", "options": {"A": "22/50", "B": "33/74", "C": "44/99", "D": "55/124"}, "correct_answer": "A"},
    {"id": 36, "difficulty": "medium", "question": "Find the missing number: 23/27 = ?/81", "options": {"A": "67", "B": "69", "C": "71", "D": "73"}, "correct_answer": "B"},
    {"id": 37, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 13/29?", "options": {"A": "26/58", "B": "39/87", "C": "52/116", "D": "65/145"}, "correct_answer": "D"},
    {"id": 38, "difficulty": "medium", "question": "Find the missing number: 29/31 = 87/?", "options": {"A": "91", "B": "93", "C": "95", "D": "97"}, "correct_answer": "B"},
    {"id": 39, "difficulty": "medium", "question": "Which of these fractions is equivalent to 31/37?", "options": {"A": "62/74", "B": "93/110", "C": "124/147", "D": "155/184"}, "correct_answer": "A"},
    {"id": 40, "difficulty": "medium", "question": "Find the missing number: 37/41 = ?/123", "options": {"A": "109", "B": "111", "C": "113", "D": "115"}, "correct_answer": "B"},
    {"id": 41, "difficulty": "medium", "question": "Which of these fractions is equivalent to 41/43?", "options": {"A": "82/86", "B": "123/128", "C": "164/171", "D": "205/214"}, "correct_answer": "A"},
    {"id": 42, "difficulty": "medium", "question": "Find the missing number: 43/47 = 129/?", "options": {"A": "139", "B": "141", "C": "143", "D": "145"}, "correct_answer": "B"},
    {"id": 43, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 47/53?", "options": {"A": "94/106", "B": "141/159", "C": "188/212", "D": "235/265"}, "correct_answer": "D"},
    {"id": 44, "difficulty": "medium", "question": "Find the missing number: 53/59 = ?/177", "options": {"A": "157", "B": "159", "C": "161", "D": "163"}, "correct_answer": "B"},
    {"id": 45, "difficulty": "medium", "question": "Which of these fractions is equivalent to 59/61?", "options": {"A": "118/122", "B": "177/182", "C": "236/243", "D": "295/304"}, "correct_answer": "A"},
    {"id": 46, "difficulty": "medium", "question": "Find the missing number: 61/67 = 183/?", "options": {"A": "199", "B": "201", "C": "203", "D": "205"}, "correct_answer": "B"},
    {"id": 47, "difficulty": "medium", "question": "Which of these fractions is equivalent to 67/71?", "options": {"A": "134/142", "B": "201/212", "C": "268/283", "D": "335/354"}, "correct_answer": "A"},
    {"id": 48, "difficulty": "medium", "question": "Find the missing number: 71/73 = ?/219", "options": {"A": "211", "B": "213", "C": "215", "D": "217"}, "correct_answer": "B"},
    {"id": 49, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 73/79?", "options": {"A": "146/158", "B": "219/237", "C": "292/316", "D": "365/395"}, "correct_answer": "D"},
    {"id": 50, "difficulty": "medium", "question": "Find the missing number: 79/83 = 237/?", "options": {"A": "247", "B": "249", "C": "251", "D": "253"}, "correct_answer": "B"},
    {"id": 51, "difficulty": "medium", "question": "Which of these fractions is equivalent to 83/89?", "options": {"A": "166/178", "B": "249/266", "C": "332/355", "D": "415/444"}, "correct_answer": "A"},
    {"id": 52, "difficulty": "medium", "question": "Find the missing number: 89/97 = ?/291", "options": {"A": "265", "B": "267", "C": "269", "D": "271"}, "correct_answer": "B"},
    {"id": 53, "difficulty": "medium", "question": "Which of these fractions is equivalent to 97/101?", "options": {"A": "194/202", "B": "291/302", "C": "388/403", "D": "485/505"}, "correct_answer": "A"},
    {"id": 54, "difficulty": "medium", "question": "Find the missing number: 101/103 = 303/?", "options": {"A": "307", "B": "309", "C": "311", "D": "313"}, "correct_answer": "B"},
    {"id": 55, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 103/107?", "options": {"A": "206/214", "B": "309/321", "C": "412/428", "D": "515/535"}, "correct_answer": "D"},
    {"id": 56, "difficulty": "medium", "question": "Find the missing number: 107/109 = ?/327", "options": {"A": "319", "B": "321", "C": "323", "D": "325"}, "correct_answer": "B"},
    {"id": 57, "difficulty": "medium", "question": "Which of these fractions is equivalent to 109/113?", "options": {"A": "218/226", "B": "327/338", "C": "436/451", "D": "545/564"}, "correct_answer": "A"},
    {"id": 58, "difficulty": "medium", "question": "Find the missing number: 113/127 = 339/?", "options": {"A": "379", "B": "381", "C": "383", "D": "385"}, "correct_answer": "B"},
    {"id": 59, "difficulty": "medium", "question": "Which of these fractions is equivalent to 127/131?", "options": {"A": "254/262", "B": "381/392", "C": "508/523", "D": "635/654"}, "correct_answer": "A"},
    {"id": 60, "difficulty": "medium", "question": "Find the missing number: 131/137 = ?/411", "options": {"A": "401", "B": "403", "C": "405", "D": "407"}, "correct_answer": "B"},
    {"id": 61, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 137/139?", "options": {"A": "274/278", "B": "411/417", "C": "548/556", "D": "685/695"}, "correct_answer": "D"},
    {"id": 62, "difficulty": "medium", "question": "Find the missing number: 139/149 = 417/?", "options": {"A": "445", "B": "447", "C": "449", "D": "451"}, "correct_answer": "B"},
    {"id": 63, "difficulty": "medium", "question": "Which of these fractions is equivalent to 149/151?", "options": {"A": "298/302", "B": "447/452", "C": "596/603", "D": "745/754"}, "correct_answer": "A"},
    {"id": 64, "difficulty": "medium", "question": "Find the missing number: 151/157 = ?/471", "options": {"A": "461", "B": "463", "C": "465", "D": "467"}, "correct_answer": "B"},
    {"id": 65, "difficulty": "medium", "question": "Which of these fractions is equivalent to 157/163?", "options": {"A": "314/326", "B": "471/488", "C": "628/651", "D": "785/814"}, "correct_answer": "A"},
    {"id": 66, "difficulty": "medium", "question": "Find the missing number: 163/167 = 489/?", "options": {"A": "499", "B": "501", "C": "503", "D": "505"}, "correct_answer": "B"},
    {"id": 67, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 167/173?", "options": {"A": "334/346", "B": "501/519", "C": "668/692", "D": "835/865"}, "correct_answer": "D"},
    {"id": 68, "difficulty": "medium", "question": "Find the missing number: 173/179 = ?/537", "options": {"A": "527", "B": "529", "C": "531", "D": "533"}, "correct_answer": "B"},
    {"id": 69, "difficulty": "medium", "question": "Which of these fractions is equivalent to 179/181?", "options": {"A": "358/362", "B": "537/542", "C": "716/723", "D": "895/904"}, "correct_answer": "A"},
    {"id": 70, "difficulty": "medium", "question": "Find the missing number: 181/191 = 543/?", "options": {"A": "571", "B": "573", "C": "575", "D": "577"}, "correct_answer": "B"},
    {"id": 71, "difficulty": "medium", "question": "Which of these fractions is equivalent to 191/193?", "options": {"A": "382/386", "B": "573/578", "C": "764/771", "D": "955/964"}, "correct_answer": "A"},
    {"id": 72, "difficulty": "medium", "question": "Find the missing number: 193/197 = ?/591", "options": {"A": "581", "B": "583", "C": "585", "D": "587"}, "correct_answer": "B"},
    {"id": 73, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 197/199?", "options": {"A": "394/398", "B": "591/597", "C": "788/796", "D": "985/995"}, "correct_answer": "D"},
    {"id": 74, "difficulty": "medium", "question": "Find the missing number: 199/211 = 597/?", "options": {"A": "631", "B": "633", "C": "635", "D": "637"}, "correct_answer": "B"},
    {"id": 75, "difficulty": "medium", "question": "Which of these fractions is equivalent to 211/223?", "options": {"A": "422/446", "B": "633/668", "C": "844/891", "D": "1055/1114"}, "correct_answer": "A"},
    {"id": 76, "difficulty": "medium", "question": "Find the missing number: 223/227 = ?/681", "options": {"A": "671", "B": "673", "C": "675", "D": "677"}, "correct_answer": "B"},
    {"id": 77, "difficulty": "medium", "question": "Which of these fractions is equivalent to 227/229?", "options": {"A": "454/458", "B": "681/686", "C": "908/916", "D": "1135/1144"}, "correct_answer": "A"},
    {"id": 78, "difficulty": "medium", "question": "Find the missing number: 229/233 = 687/?", "options": {"A": "697", "B": "699", "C": "701", "D": "703"}, "correct_answer": "B"},
    {"id": 79, "difficulty": "medium", "question": "Which of these fractions is NOT equivalent to 233/239?", "options": {"A": "466/478", "B": "699/717", "C": "932/956", "D": "1165/1195"}, "correct_answer": "D"},
    {"id": 80, "difficulty": "medium", "question": "Find the missing number: 239/241 = ?/723", "options": {"A": "713", "B": "715", "C": "717", "D": "719"}, "correct_answer": "C"},

    {"id": 81, "difficulty": "hard", "question": "Find three equivalent fractions for 5/7", "options": {"A": "10/14, 15/21, 20/28", "B": "10/14, 15/22, 20/28", "C": "10/14, 15/21, 20/29", "D": "10/15, 15/21, 20/28"}, "correct_answer": "A"},
    {"id": 82, "difficulty": "hard", "question": "Which fraction is equivalent to 0.75?", "options": {"A": "3/4", "B": "2/3", "C": "4/5", "D": "5/6"}, "correct_answer": "A"},
    {"id": 83, "difficulty": "hard", "question": "Find the missing number: 2/3 = ?/12 = 16/?", "options": {"A": "8, 24", "B": "6, 24", "C": "8, 20", "D": "6, 20"}, "correct_answer": "A"},
    {"id": 84, "difficulty": "hard", "question": "Which fraction is equivalent to 0.6?", "options": {"A": "3/5", "B": "2/3", "C": "4/5", "D": "5/6"}, "correct_answer": "A"},
    {"id": 85, "difficulty": "hard", "question": "Find three equivalent fractions for 7/9", "options": {"A": "14/18, 21/27, 28/36", "B": "14/18, 21/28, 28/36", "C": "14/18, 21/27, 28/37", "D": "14/19, 21/27, 28/36"}, "correct_answer": "A"},
    {"id": 86, "difficulty": "hard", "question": "Which fraction is equivalent to 0.8?", "options": {"A": "4/5", "B": "3/4", "C": "5/6", "D": "7/8"}, "correct_answer": "A"},
    {"id": 87, "difficulty": "hard", "question": "Find the missing number: 3/4 = ?/16 = 27/?", "options": {"A": "12, 36", "B": "9, 36", "C": "12, 32", "D": "9, 32"}, "correct_answer": "A"},
    {"id": 88, "difficulty": "hard", "question": "Which fraction is equivalent to 0.25?", "options": {"A": "1/4", "B": "1/5", "C": "2/5", "D": "3/10"}, "correct_answer": "A"},
    {"id": 89, "difficulty": "hard", "question": "Find three equivalent fractions for 11/13", "options": {"A": "22/26, 33/39, 44/52", "B": "22/26, 33/40, 44/52", "C": "22/26, 33/39, 44/53", "D": "22/27, 33/39, 44/52"}, "correct_answer": "A"},
    {"id": 90, "difficulty": "hard", "question": "Which fraction is equivalent to 0.125?", "options": {"A": "1/8", "B": "1/6", "C": "1/7", "D": "1/9"}, "correct_answer": "A"},
    {"id": 91, "difficulty": "hard", "question": "Find the missing number: 5/6 = ?/18 = 35/?", "options": {"A": "15, 42", "B": "12, 42", "C": "15, 40", "D": "12, 40"}, "correct_answer": "A"},
    {"id": 92, "difficulty": "hard", "question": "Which fraction is equivalent to 0.375?", "options": {"A": "3/8", "B": "2/5", "C": "4/9", "D": "5/12"}, "correct_answer": "A"},
    {"id": 93, "difficulty": "hard", "question": "Find three equivalent fractions for 17/19", "options": {"A": "34/38, 51/57, 68/76", "B": "34/38, 51/58, 68/76", "C": "34/38, 51/57, 68/77", "D": "34/39, 51/57, 68/76"}, "correct_answer": "A"},
    {"id": 94, "difficulty": "hard", "question": "Which fraction is equivalent to 0.625?", "options": {"A": "5/8", "B": "4/7", "C": "6/9", "D": "7/10"}, "correct_answer": "A"},
    {"id": 95, "difficulty": "hard", "question": "Find the missing number: 7/8 = ?/24 = 49/?", "options": {"A": "21, 56", "B": "18, 56", "C": "21, 52", "D": "18, 52"}, "correct_answer": "A"},
    {"id": 96, "difficulty": "hard", "question": "Which fraction is equivalent to 0.875?", "options": {"A": "7/8", "B": "6/7", "C": "8/9", "D": "9/10"}, "correct_answer": "A"},
    {"id": 97, "difficulty": "hard", "question": "Find three equivalent fractions for 23/29", "options": {"A": "46/58, 69/87, 92/116", "B": "46/58, 69/88, 92/116", "C": "46/58, 69/87, 92/117", "D": "46/59, 69/87, 92/116"}, "correct_answer": "A"},
    {"id": 98, "difficulty": "hard", "question": "Which fraction is equivalent to 0.4?", "options": {"A": "2/5", "B": "3/7", "C": "4/9", "D": "5/11"}, "correct_answer": "A"},
    {"id": 99, "difficulty": "hard", "question": "Find the missing number: 9/10 = ?/30 = 63/?", "options": {"A": "27, 70", "B": "24, 70", "C": "27, 65", "D": "24, 65"}, "correct_answer": "A"},
    {"id": 100, "difficulty": "hard", "question": "Which fraction is equivalent to 0.2?", "options": {"A": "1/5", "B": "2/7", "C": "3/11", "D": "4/15"}, "correct_answer": "A"}
  ]
}