[{"id": 1, "type": "multiple_choice", "options": ["46 square units", "140 square units", "130 square units", "23 square units"], "question": "What is the area of a rectangle with length 10 and width 13?", "correct_answer": "130 square units"}, {"id": 2, "type": "multiple_choice", "options": ["x = 60", "x = 7", "x = 5", "x = 6"], "question": "Solve for x: 10x = 60", "correct_answer": "x = 6"}, {"id": 3, "type": "true_false", "question": "The square root of 36 is 6.", "correct_answer": "True"}, {"id": 4, "type": "multiple_choice", "options": ["60 square units", "50 square units", "15 square units", "30 square units"], "question": "What is the area of a rectangle with length 10 and width 5?", "correct_answer": "50 square units"}, {"id": 5, "type": "true_false", "question": "The square root of 64 is 8.", "correct_answer": "True"}]