{
  "title": "Equivalent_ratios (Ratio and Proportion) - Grade 6 CBSE",
  "total_questions": 150,
  "questions": [

    {"id": 1, "difficulty": "easy",
     "question": "Which ratio is equivalent to 2:3?",
     "options": {"A": "4:6", "B": "6:8", "C": "3:5", "D": "8:10"},
     "correct_answer": "A"},

    {"id": 2, "difficulty": "easy",
     "question": "Which of the following is equivalent to 3:5?",
     "options": {"A": "6:8", "B": "6:10", "C": "9:20", "D": "3:15"},
     "correct_answer": "B"},

    {"id": 3, "difficulty": "easy",
     "question": "Find an equivalent ratio of 4:7.",
     "options": {"A": "8:12", "B": "6:10", "C": "8:14", "D": "12:18"},
     "correct_answer": "C"},

    {"id": 4, "difficulty": "easy",
     "question": "Which ratio is equal to 5:8?",
     "options": {"A": "10:15", "B": "15:20", "C": "20:32", "D": "25:30"},
     "correct_answer": "D"},

    {"id": 5, "difficulty": "easy",
     "question": "Equivalent ratio of 7:9?",
     "options": {"A": "14:18", "B": "12:15", "C": "18:21", "D": "21:24"},
     "correct_answer": "A"},

    {"id": 6, "difficulty": "easy",
     "question": "Which ratio equals 1:4?",
     "options": {"A": "2:6", "B": "2:8", "C": "4:10", "D": "8:20"},
     "correct_answer": "B"},

    {"id": 7, "difficulty": "easy",
     "question": "Find an equivalent ratio for 6:11.",
     "options": {"A": "12:20", "B": "18:33", "C": "24:40", "D": "30:44"},
     "correct_answer": "C"},

    {"id": 8, "difficulty": "easy",
     "question": "Which ratio is same as 3:4?",
     "options": {"A": "6:12", "B": "9:12", "C": "12:20", "D": "15:16"},
     "correct_answer": "D"},

    {"id": 9, "difficulty": "easy",
     "question": "Equivalent ratio of 2:5?",
     "options": {"A": "4:8", "B": "6:10", "C": "8:16", "D": "10:15"},
     "correct_answer": "A"},

    {"id": 10, "difficulty": "easy",
     "question": "Which ratio equals 4:9?",
     "options": {"A": "12:16", "B": "8:20", "C": "16:36", "D": "20:32"},
     "correct_answer": "B"},

    {"id": 11, "difficulty": "easy",
     "question": "Which is equivalent to 9:12?",
     "options": {"A": "6:9", "B": "3:4", "C": "12:20", "D": "18:25"},
     "correct_answer": "C"},

    {"id": 12, "difficulty": "easy",
     "question": "Equivalent ratio for 10:15?",
     "options": {"A": "20:25", "B": "30:45", "C": "40:50", "D": "50:75"},
     "correct_answer": "D"},

    {"id": 13, "difficulty": "easy",
     "question": "Which ratio is same as 8:10?",
     "options": {"A": "16:30", "B": "24:40", "C": "32:50", "D": "40:60"},
     "correct_answer": "A"},

    {"id": 14, "difficulty": "easy",
     "question": "Find equivalent ratio for 12:16.",
     "options": {"A": "24:40", "B": "18:30", "C": "36:48", "D": "48:64"},
     "correct_answer": "B"},

    {"id": 15, "difficulty": "easy",
     "question": "Which ratio equals 5:12?",
     "options": {"A": "10:20", "B": "15:36", "C": "20:40", "D": "25:50"},
     "correct_answer": "C"},

    {"id": 16, "difficulty": "easy",
     "question": "Equivalent ratio of 9:15?",
     "options": {"A": "18:25", "B": "27:50", "C": "36:60", "D": "45:90"},
     "correct_answer": "D"},

    {"id": 17, "difficulty": "easy",
     "question": "Which is equivalent to 11:22?",
     "options": {"A": "10:22", "B": "11:33", "C": "22:44", "D": "33:55"},
     "correct_answer": "A"},

    {"id": 18, "difficulty": "easy",
     "question": "Which ratio is equal to 3:7?",
     "options": {"A": "6:12", "B": "9:15", "C": "12:28", "D": "15:20"},
     "correct_answer": "B"},

    {"id": 19, "difficulty": "easy",
     "question": "Equivalent ratio of 4:6?",
     "options": {"A": "8:14", "B": "12:20", "C": "16:24", "D": "20:30"},
     "correct_answer": "C"},

    {"id": 20, "difficulty": "easy",
     "question": "Which ratio equals 7:8?",
     "options": {"A": "21:24", "B": "28:40", "C": "35:48", "D": "42:56"},
     "correct_answer": "D"},

    {"id": 21, "difficulty": "medium",
     "question": "If 6:9 is simplified, what is an equivalent ratio?",
     "options": {"A": "12:15", "B": "18:21", "C": "24:30", "D": "30:40"},
     "correct_answer": "A"},

    {"id": 22, "difficulty": "medium",
     "question": "Which ratio is equivalent to 14:21?",
     "options": {"A": "20:30", "B": "21:35", "C": "28:42", "D": "42:63"},
     "correct_answer": "B"},

    {"id": 23, "difficulty": "medium",
     "question": "Find equivalent ratio for 16:24.",
     "options": {"A": "20:25", "B": "24:36", "C": "28:40", "D": "32:48"},
     "correct_answer": "C"},

    {"id": 24, "difficulty": "medium",
     "question": "Which is same as 9:18?",
     "options": {"A": "18:32", "B": "27:36", "C": "36:72", "D": "45:60"},
     "correct_answer": "D"},

    {"id": 25, "difficulty": "medium",
     "question": "What is an equivalent ratio of 11:33?",
     "options": {"A": "11:44", "B": "22:33", "C": "33:66", "D": "44:132"},
     "correct_answer": "A"},

    {"id": 26, "difficulty": "medium",
     "question": "Find a ratio equal to 18:27.",
     "options": {"A": "24:32", "B": "30:45", "C": "36:60", "D": "42:54"},
     "correct_answer": "B"},

    {"id": 27, "difficulty": "medium",
     "question": "Equivalent ratio of 20:30?",
     "options": {"A": "20:40", "B": "30:54", "C": "40:60", "D": "50:90"},
     "correct_answer": "C"},

    {"id": 28, "difficulty": "medium",
     "question": "Find ratio equivalent to 12:30.",
     "options": {"A": "18:45", "B": "20:40", "C": "24:60", "D": "36:90"},
     "correct_answer": "D"},

    {"id": 29, "difficulty": "medium",
     "question": "Which is equivalent to 15:20?",
     "options": {"A": "18:24", "B": "21:28", "C": "30:40", "D": "40:60"},
     "correct_answer": "A"},

    {"id": 30, "difficulty": "medium",
     "question": "Ratio equal to 21:28?",
     "options": {"A": "28:42", "B": "30:45", "C": "35:56", "D": "42:63"},
     "correct_answer": "B"},

    {"id": 31, "difficulty": "medium",
     "question": "Equivalent ratio of 25:35?",
     "options": {"A": "30:42", "B": "35:49", "C": "50:70", "D": "60:75"},
     "correct_answer": "C"},

    {"id": 32, "difficulty": "medium",
     "question": "Find equivalent ratio of 27:36.",
     "options": {"A": "36:45", "B": "40:60", "C": "45:60", "D": "54:72"},
     "correct_answer": "D"},

    {"id": 33, "difficulty": "medium",
     "question": "Which ratio equals 32:48?",
     "options": {"A": "40:60", "B": "48:72", "C": "64:96", "D": "80:120"},
     "correct_answer": "A"},

    {"id": 34, "difficulty": "medium",
     "question": "Equivalent ratio of 36:60?",
     "options": {"A": "42:70", "B": "54:90", "C": "60:80", "D": "72:100"},
     "correct_answer": "B"},

    {"id": 35, "difficulty": "medium",
     "question": "Find ratio equal to 40:64.",
     "options": {"A": "45:70", "B": "50:75", "C": "60:96", "D": "80:128"},
     "correct_answer": "C"},

    {"id": 36, "difficulty": "medium",
     "question": "Equivalent ratio for 14:42?",
     "options": {"A": "21:63", "B": "28:56", "C": "42:126", "D": "56:112"},
     "correct_answer": "D"},

    {"id": 37, "difficulty": "medium",
     "question": "Which equals 18:54?",
     "options": {"A": "20:60", "B": "25:75", "C": "30:90", "D": "40:120"},
     "correct_answer": "A"},

    {"id": 38, "difficulty": "medium",
     "question": "Find ratio equivalent to 22:33.",
     "options": {"A": "44:66", "B": "33:55", "C": "66:99", "D": "88:121"},
     "correct_answer": "B"},

    {"id": 39, "difficulty": "medium",
     "question": "Which ratio equals 30:45?",
     "options": {"A": "40:60", "B": "60:90", "C": "75:120", "D": "90:135"},
     "correct_answer": "C"},

    {"id": 40, "difficulty": "medium",
     "question": "Equivalent ratio of 45:60?",
     "options": {"A": "54:72", "B": "63:84", "C": "72:90", "D": "90:120"},
     "correct_answer": "D"},

    {"id": 41, "difficulty": "hard",
     "question": "Find equivalent ratio of 48:72.",
     "options": {"A": "50:75", "B": "56:80", "C": "64:96", "D": "72:108"},
     "correct_answer": "A"},

    {"id": 42, "difficulty": "hard",
     "question": "Which equals 55:88?",
     "options": {"A": "60:99", "B": "70:110", "C": "75:120", "D": "80:125"},
     "correct_answer": "B"},

    {"id": 43, "difficulty": "hard",
     "question": "Equivalent ratio for 63:81?",
     "options": {"A": "70:90", "B": "84:108", "C": "90:117", "D": "100:135"},
     "correct_answer": "C"},

    {"id": 44, "difficulty": "hard",
     "question": "Which ratio equals 72:108?",
     "options": {"A": "80:120", "B": "90:120", "C": "96:144", "D": "108:162"},
     "correct_answer": "D"},

    {"id": 45, "difficulty": "hard",
     "question": "Find equivalent ratio of 84:126.",
     "options": {"A": "90:140", "B": "105:150", "C": "112:168", "D": "126:189"},
     "correct_answer": "C"},

    {"id": 46, "difficulty": "hard",
     "question": "Which equals 96:144?",
     "options": {"A": "108:162", "B": "120:180", "C": "144:216", "D": "160:240"},
     "correct_answer": "D"},

    {"id": 47, "difficulty": "hard",
     "question": "Equivalent ratio for 108:162?",
     "options": {"A": "120:180", "B": "135:200", "C": "150:225", "D": "180:270"},
     "correct_answer": "A"},

    {"id": 48, "difficulty": "hard",
     "question": "Which equals 135:180?",
     "options": {"A": "150:210", "B": "160:220", "C": "180:240", "D": "225:300"},
     "correct_answer": "B"},

    {"id": 49, "difficulty": "hard",
     "question": "Find equivalent ratio of 144:216?",
     "options": {"A": "156:234", "B": "168:252", "C": "180:270", "D": "192:288"},
     "correct_answer": "C"},

    {"id": 50, "difficulty": "hard",
     "question": "Ratio equal to 150:250?",
     "options": {"A": "165:275", "B": "180:300", "C": "200:330", "D": "240:360"},
     "correct_answer": "D"},

    {"id": 51, "difficulty": "hard",
     "question": "Equivalent ratio of 175:245?",
     "options": {"A": "200:280", "B": "210:294", "C": "245:315", "D": "280:392"},
     "correct_answer": "A"},

    {"id": 52, "difficulty": "hard",
     "question": "Find ratio equal to 180:270.",
     "options": {"A": "200:300", "B": "220:330", "C": "240:360", "D": "260:390"},
     "correct_answer": "B"},

    {"id": 53, "difficulty": "hard",
     "question": "Equivalent ratio of 200:300?",
     "options": {"A": "225:350", "B": "250:375", "C": "300:450", "D": "350:525"},
     "correct_answer": "C"},

    {"id": 54, "difficulty": "hard",
     "question": "Find ratio equal to 225:315.",
     "options": {"A": "250:350", "B": "270:378", "C": "300:400", "D": "350:450"},
     "correct_answer": "D"},

    {"id": 55, "difficulty": "hard",
     "question": "Which equals 240:360?",
     "options": {"A": "264:396", "B": "288:432", "C": "320:480", "D": "360:540"},
     "correct_answer": "A"},

    {"id": 56, "difficulty": "hard",
     "question": "Equivalent ratio for 256:320?",
     "options": {"A": "280:350", "B": "300:375", "C": "320:400", "D": "360:450"},
     "correct_answer": "B"},

    {"id": 57, "difficulty": "hard",
     "question": "Find ratio equal to 300:450.",
     "options": {"A": "324:486", "B": "350:525", "C": "375:560", "D": "400:600"},
     "correct_answer": "C"},

    {"id": 58, "difficulty": "hard",
     "question": "Equivalent ratio of 320:480?",
     "options": {"A": "360:540", "B": "400:600", "C": "440:660", "D": "480:720"},
     "correct_answer": "D"},

    {"id": 59, "difficulty": "hard",
     "question": "Find ratio equal to 350:490.",
     "options": {"A": "375:525", "B": "400:560", "C": "420:588", "D": "450:630"},
     "correct_answer": "A"},

    {"id": 60, "difficulty": "hard",
     "question": "Which equals 400:600?",
     "options": {"A": "440:660", "B": "480:720", "C": "520:780", "D": "560:840"},
     "correct_answer": "B"}
  ,
{"id":61,"difficulty":"easy","question":"Which ratio is equivalent to 4:5?","options":{"A":"8:10","B":"6:10","C":"10:12","D":"12:20"},"correct_answer":"A"},
  {"id":62,"difficulty":"easy","question":"Find an equivalent ratio of 6:7.","options":{"A":"12:13","B":"18:21","C":"14:20","D":"20:28"},"correct_answer":"B"},
  {"id":63,"difficulty":"easy","question":"Which ratio is same as 5:6?","options":{"A":"10:12","B":"15:20","C":"20:30","D":"25:36"},"correct_answer":"A"},
  {"id":64,"difficulty":"easy","question":"Equivalent ratio of 7:10?","options":{"A":"14:25","B":"21:30","C":"28:40","D":"35:60"},"correct_answer":"C"},
  {"id":65,"difficulty":"easy","question":"Which ratio equals 3:8?","options":{"A":"6:14","B":"9:24","C":"12:30","D":"15:32"},"correct_answer":"B"},
  {"id":66,"difficulty":"easy","question":"Find an equivalent ratio of 9:11.","options":{"A":"18:20","B":"27:33","C":"36:40","D":"45:55"},"correct_answer":"D"},
  {"id":67,"difficulty":"easy","question":"Which ratio is equal to 10:12?","options":{"A":"15:18","B":"20:25","C":"25:30","D":"30:40"},"correct_answer":"A"},
  {"id":68,"difficulty":"easy","question":"Equivalent ratio of 11:13?","options":{"A":"22:24","B":"33:39","C":"44:52","D":"55:60"},"correct_answer":"C"},
  {"id":69,"difficulty":"easy","question":"Which ratio is same as 8:9?","options":{"A":"16:20","B":"24:27","C":"32:40","D":"40:50"},"correct_answer":"B"},
  {"id":70,"difficulty":"easy","question":"Find an equivalent ratio for 12:15.","options":{"A":"18:20","B":"24:30","C":"30:36","D":"36:50"},"correct_answer":"B"},
  {"id":71,"difficulty":"easy","question":"Which ratio equals 14:16?","options":{"A":"21:24","B":"28:32","C":"35:48","D":"42:56"},"correct_answer":"B"},
  {"id":72,"difficulty":"easy","question":"Equivalent ratio of 9:10?","options":{"A":"18:25","B":"27:30","C":"36:45","D":"45:50"},"correct_answer":"D"},
  {"id":73,"difficulty":"easy","question":"Which ratio is same as 15:18?","options":{"A":"20:24","B":"25:30","C":"30:36","D":"35:42"},"correct_answer":"C"},
  {"id":74,"difficulty":"easy","question":"Find equivalent ratio of 16:20.","options":{"A":"24:30","B":"32:40","C":"40:48","D":"48:60"},"correct_answer":"B"},
  {"id":75,"difficulty":"easy","question":"Which ratio equals 18:21?","options":{"A":"24:28","B":"30:35","C":"36:42","D":"42:56"},"correct_answer":"C"},
  {"id":76,"difficulty":"easy","question":"Equivalent ratio of 20:25?","options":{"A":"24:30","B":"32:40","C":"40:50","D":"50:64"},"correct_answer":"C"},
  {"id":77,"difficulty":"easy","question":"Which ratio is same as 22:24?","options":{"A":"33:36","B":"44:48","C":"55:60","D":"66:70"},"correct_answer":"B"},
  {"id":78,"difficulty":"easy","question":"Find an equivalent ratio of 24:28.","options":{"A":"30:35","B":"36:40","C":"48:56","D":"60:70"},"correct_answer":"C"},
  {"id":79,"difficulty":"easy","question":"Which ratio equals 25:30?","options":{"A":"30:36","B":"35:40","C":"40:48","D":"50:60"},"correct_answer":"D"},
  {"id":80,"difficulty":"easy","question":"Equivalent ratio of 27:36?","options":{"A":"36:48","B":"45:60","C":"54:72","D":"63:90"},"correct_answer":"C"},

  {"id":81,"difficulty":"medium","question":"Find an equivalent ratio of 18:24.","options":{"A":"21:28","B":"27:36","C":"36:54","D":"45:64"},"correct_answer":"B"},
  {"id":82,"difficulty":"medium","question":"Which ratio is equivalent to 20:32?","options":{"A":"25:40","B":"30:48","C":"40:64","D":"50:70"},"correct_answer":"C"},
  {"id":83,"difficulty":"medium","question":"Equivalent ratio of 21:35?","options":{"A":"24:40","B":"30:50","C":"42:70","D":"60:84"},"correct_answer":"C"},
  {"id":84,"difficulty":"medium","question":"Which ratio equals 24:36?","options":{"A":"30:42","B":"36:54","C":"48:72","D":"60:96"},"correct_answer":"B"},
  {"id":85,"difficulty":"medium","question":"Find equivalent ratio of 25:40.","options":{"A":"30:48","B":"35:56","C":"50:80","D":"60:90"},"correct_answer":"C"},
  {"id":86,"difficulty":"medium","question":"Which ratio is same as 27:45?","options":{"A":"36:60","B":"45:75","C":"54:90","D":"63:105"},"correct_answer":"A"},
  {"id":87,"difficulty":"medium","question":"Equivalent ratio of 28:42?","options":{"A":"32:48","B":"40:60","C":"56:84","D":"70:98"},"correct_answer":"C"},
  {"id":88,"difficulty":"medium","question":"Which equals 30:48?","options":{"A":"35:56","B":"45:72","C":"60:96","D":"75:120"},"correct_answer":"B"},
  {"id":89,"difficulty":"medium","question":"Find ratio equivalent to 32:40.","options":{"A":"40:50","B":"48:60","C":"64:80","D":"80:96"},"correct_answer":"C"},
  {"id":90,"difficulty":"medium","question":"Which ratio equals 35:49?","options":{"A":"40:56","B":"45:63","C":"70:98","D":"84:112"},"correct_answer":"C"},

  {"id":91,"difficulty":"medium","question":"Equivalent ratio of 36:54?","options":{"A":"42:60","B":"48:72","C":"60:90","D":"72:108"},"correct_answer":"B"},
  {"id":92,"difficulty":"medium","question":"Which ratio is equal to 40:56?","options":{"A":"50:70","B":"60:84","C":"80:112","D":"100:140"},"correct_answer":"A"},
  {"id":93,"difficulty":"medium","question":"Find an equivalent ratio of 42:63.","options":{"A":"56:84","B":"70:105","C":"84:126","D":"98:147"},"correct_answer":"B"},
  {"id":94,"difficulty":"medium","question":"Which ratio equals 45:60?","options":{"A":"54:72","B":"60:80","C":"75:100","D":"90:120"},"correct_answer":"A"},
  {"id":95,"difficulty":"medium","question":"Equivalent ratio of 48:72?","options":{"A":"56:84","B":"64:96","C":"80:120","D":"96:144"},"correct_answer":"B"},
  {"id":96,"difficulty":"medium","question":"Which ratio is same as 50:75?","options":{"A":"60:90","B":"70:105","C":"80:120","D":"100:150"},"correct_answer":"A"},
  {"id":97,"difficulty":"medium","question":"Find ratio equivalent to 54:81.","options":{"A":"60:90","B":"72:108","C":"90:135","D":"108:162"},"correct_answer":"B"},
  {"id":98,"difficulty":"medium","question":"Which equals 56:84?","options":{"A":"64:96","B":"70:105","C":"84:126","D":"98:147"},"correct_answer":"C"},
  {"id":99,"difficulty":"medium","question":"Equivalent ratio of 60:90?","options":{"A":"70:105","B":"80:120","C":"90:135","D":"120:180"},"correct_answer":"B"},
  {"id":100,"difficulty":"medium","question":"Which ratio equals 63:84?","options":{"A":"72:96","B":"81:108","C":"90:120","D":"126:168"},"correct_answer":"A"},

  {"id":101,"difficulty":"medium","question":"Find equivalent ratio of 64:96.","options":{"A":"72:108","B":"80:120","C":"96:144","D":"112:168"},"correct_answer":"B"},
  {"id":102,"difficulty":"medium","question":"Which ratio is same as 66:88?","options":{"A":"72:96","B":"99:132","C":"132:176","D":"165:220"},"correct_answer":"B"},
  {"id":103,"difficulty":"medium","question":"Equivalent ratio of 70:105?","options":{"A":"80:120","B":"90:135","C":"140:210","D":"175:245"},"correct_answer":"C"},
  {"id":104,"difficulty":"medium","question":"Which equals 72:108?","options":{"A":"84:126","B":"96:144","C":"108:162","D":"144:216"},"correct_answer":"B"},
  {"id":105,"difficulty":"medium","question":"Find ratio equivalent to 75:100.","options":{"A":"90:120","B":"120:160","C":"150:200","D":"180:240"},"correct_answer":"C"},
  {"id":106,"difficulty":"medium","question":"Which ratio equals 80:120?","options":{"A":"96:144","B":"120:180","C":"160:240","D":"200:300"},"correct_answer":"C"},
  {"id":107,"difficulty":"medium","question":"Equivalent ratio of 81:108?","options":{"A":"90:120","B":"108:144","C":"162:216","D":"216:288"},"correct_answer":"B"},
  {"id":108,"difficulty":"medium","question":"Which equals 84:112?","options":{"A":"105:140","B":"126:168","C":"168:224","D":"210:280"},"correct_answer":"A"},
  {"id":109,"difficulty":"medium","question":"Find ratio equivalent to 88:132.","options":{"A":"96:144","B":"110:165","C":"176:264","D":"220:330"},"correct_answer":"C"},
  {"id":110,"difficulty":"medium","question":"Which ratio equals 90:135?","options":{"A":"100:150","B":"120:180","C":"150:225","D":"180:270"},"correct_answer":"A"},

  {"id":111,"difficulty":"medium","question":"Equivalent ratio of 96:144?","options":{"A":"108:162","B":"120:180","C":"160:240","D":"192:288"},"correct_answer":"D"},
  {"id":112,"difficulty":"medium","question":"Which equals 98:147?","options":{"A":"112:168","B":"126:189","C":"196:294","D":"245:367"},"correct_answer":"C"},
  {"id":113,"difficulty":"medium","question":"Find ratio equivalent to 100:150.","options":{"A":"120:180","B":"140:210","C":"200:300","D":"250:360"},"correct_answer":"C"},
  {"id":114,"difficulty":"medium","question":"Which ratio equals 105:140?","options":{"A":"120:160","B":"150:200","C":"210:280","D":"280:350"},"correct_answer":"B"},
  {"id":115,"difficulty":"medium","question":"Equivalent ratio of 108:162?","options":{"A":"120:180","B":"144:216","C":"180:270","D":"216:324"},"correct_answer":"B"},
  {"id":116,"difficulty":"medium","question":"Which equals 112:168?","options":{"A":"126:189","B":"140:210","C":"168:252","D":"224:336"},"correct_answer":"C"},
  {"id":117,"difficulty":"medium","question":"Find ratio equivalent to 120:180.","options":{"A":"140:210","B":"160:240","C":"200:300","D":"240:360"},"correct_answer":"B"},
  {"id":118,"difficulty":"medium","question":"Which ratio equals 126:189?","options":{"A":"140:210","B":"168:252","C":"210:315","D":"252:378"},"correct_answer":"C"},
  {"id":119,"difficulty":"medium","question":"Equivalent ratio of 128:192?","options":{"A":"160:240","B":"192:288","C":"256:384","D":"320:480"},"correct_answer":"A"},
  {"id":120,"difficulty":"medium","question":"Which equals 135:180?","options":{"A":"150:200","B":"180:240","C":"225:300","D":"270:360"},"correct_answer":"B"},

  {"id":121,"difficulty":"medium","question":"Find ratio equivalent to 140:210.","options":{"A":"160:240","B":"180:270","C":"200:300","D":"280:420"},"correct_answer":"D"},
  {"id":122,"difficulty":"medium","question":"Which ratio equals 144:216?","options":{"A":"160:240","B":"192:288","C":"216:324","D":"288:432"},"correct_answer":"B"},
  {"id":123,"difficulty":"medium","question":"Equivalent ratio of 150:225?","options":{"A":"160:240","B":"180:270","C":"300:450","D":"360:540"},"correct_answer":"C"},
  {"id":124,"difficulty":"medium","question":"Which equals 154:231?","options":{"A":"168:252","B":"196:294","C":"308:462","D":"350:525"},"correct_answer":"C"},
  {"id":125,"difficulty":"medium","question":"Find ratio equivalent to 160:240.","options":{"A":"180:270","B":"200:300","C":"240:360","D":"320:480"},"correct_answer":"B"},
  {"id":126,"difficulty":"medium","question":"Which ratio equals 168:252?","options":{"A":"180:270","B":"210:315","C":"336:504","D":"420:630"},"correct_answer":"C"},
  {"id":127,"difficulty":"medium","question":"Equivalent ratio of 175:245?","options":{"A":"200:280","B":"210:294","C":"245:343","D":"280:392"},"correct_answer":"A"},
  {"id":128,"difficulty":"medium","question":"Which equals 180:270?","options":{"A":"200:300","B":"240:360","C":"300:450","D":"360:540"},"correct_answer":"A"},
  {"id":129,"difficulty":"medium","question":"Find ratio equivalent to 192:288.","options":{"A":"224:336","B":"256:384","C":"320:480","D":"384:576"},"correct_answer":"B"},
  {"id":130,"difficulty":"medium","question":"Which ratio equals 200:300?","options":{"A":"220:330","B":"240:360","C":"300:450","D":"400:600"},"correct_answer":"B"},

  {"id":131,"difficulty":"hard","question":"Equivalent ratio of 210:315?","options":{"A":"240:360","B":"280:420","C":"420:630","D":"525:770"},"correct_answer":"C"},
  {"id":132,"difficulty":"hard","question":"Which equals 216:324?","options":{"A":"240:360","B":"288:432","C":"360:540","D":"432:648"},"correct_answer":"B"},
  {"id":133,"difficulty":"hard","question":"Find ratio equivalent to 225:360.","options":{"A":"250:400","B":"300:480","C":"375:600","D":"450:720"},"correct_answer":"C"},
  {"id":134,"difficulty":"hard","question":"Which ratio equals 240:360?","options":{"A":"280:420","B":"320:480","C":"360:540","D":"480:720"},"correct_answer":"B"},
  {"id":135,"difficulty":"hard","question":"Equivalent ratio of 252:378?","options":{"A":"280:420","B":"336:504","C":"420:630","D":"504:756"},"correct_answer":"B"},
  {"id":136,"difficulty":"hard","question":"Which equals 256:384?","options":{"A":"288:432","B":"320:480","C":"384:576","D":"512:768"},"correct_answer":"D"},
  {"id":137,"difficulty":"hard","question":"Find ratio equivalent to 270:405.","options":{"A":"300:450","B":"360:540","C":"450:675","D":"540:810"},"correct_answer":"C"},
  {"id":138,"difficulty":"hard","question":"Which ratio equals 288:432?","options":{"A":"320:480","B":"360:540","C":"432:648","D":"576:864"},"correct_answer":"B"},
  {"id":139,"difficulty":"hard","question":"Equivalent ratio of 300:450?","options":{"A":"330:495","B":"360:540","C":"450:675","D":"600:900"},"correct_answer":"B"},
  {"id":140,"difficulty":"hard","question":"Which equals 320:480?","options":{"A":"360:540","B":"400:600","C":"480:720","D":"640:960"},"correct_answer":"B"},
  {"id":141,"difficulty":"hard","question":"Find ratio equivalent to 336:504.","options":{"A":"360:540","B":"420:630","C":"504:756","D":"672:1008"},"correct_answer":"C"},
  {"id":142,"difficulty":"hard","question":"Which ratio equals 350:525?","options":{"A":"400:600","B":"420:630","C":"490:735","D":"700:1050"},"correct_answer":"B"},
  {"id":143,"difficulty":"hard","question":"Equivalent ratio of 360:540?","options":{"A":"400:600","B":"480:720","C":"540:810","D":"720:1080"},"correct_answer":"B"},
  {"id":144,"difficulty":"hard","question":"Which equals 384:576?","options":{"A":"432:648","B":"512:768","C":"576:864","D":"768:1152"},"correct_answer":"A"},
  {"id":145,"difficulty":"hard","question":"Find ratio equivalent to 400:600.","options":{"A":"440:660","B":"480:720","C":"600:900","D":"800:1200"},"correct_answer":"B"},
  {"id":146,"difficulty":"hard","question":"Which ratio equals 420:630?","options":{"A":"480:720","B":"560:840","C":"700:1050","D":"840:1260"},"correct_answer":"C"},
  {"id":147,"difficulty":"hard","question":"Equivalent ratio of 450:675?","options":{"A":"480:720","B":"600:900","C":"675:1012","D":"900:1350"},"correct_answer":"B"},
  {"id":148,"difficulty":"hard","question":"Which equals 480:720?","options":{"A":"560:840","B":"640:960","C":"720:1080","D":"960:1440"},"correct_answer":"C"},
  {"id":149,"difficulty":"hard","question":"Find ratio equivalent to 500:750.","options":{"A":"600:900","B":"650:975","C":"750:1125","D":"1000:1500"},"correct_answer":"A"},
  {"id":150,"difficulty":"hard","question":"Which ratio equals 540:810?","options":{"A":"600:900","B":"720:1080","C":"810:1215","D":"1080:1620"},"correct_answer":"B"}
]
}