[{"id": 1, "type": "multiple_choice", "options": ["165 square units", "25 square units", "150 square units", "50 square units"], "question": "What is the area of a rectangle with length 15 and width 10?", "correct_answer": "150 square units"}, {"id": 2, "type": "multiple_choice", "options": ["104 square units", "21 square units", "42 square units", "117 square units"], "question": "What is the area of a rectangle with length 13 and width 8?", "correct_answer": "104 square units"}, {"id": 3, "type": "short_answer", "question": "Evaluate: -7 + (-1)", "correct_answer": "-8"}, {"id": 4, "type": "true_false", "question": "The square root of 144 is 12.", "correct_answer": "True"}, {"id": 5, "type": "multiple_choice", "options": ["4:6", "4:12", "4:8", "2:12"], "question": "If the ratio is 2:6, what is the equivalent ratio when multiplied by 2?", "correct_answer": "4:12"}, {"id": 6, "type": "true_false", "question": "The square root of 64 is 8.", "correct_answer": "True"}, {"id": 7, "type": "short_answer", "question": "What is 80% of 160?", "correct_answer": "128"}, {"id": 8, "type": "true_false", "question": "The square root of 121 is 11.", "correct_answer": "True"}]