[{"id": 1, "type": "true_false", "question": "The square root of 49 is 7.", "correct_answer": "True"}, {"id": 2, "type": "true_false", "question": "The square root of 144 is 12.", "correct_answer": "True"}, {"id": 3, "type": "multiple_choice", "options": ["6:6", "3:6", "5:5", "6:3"], "question": "If the ratio is 3:3, what is the equivalent ratio when multiplied by 2?", "correct_answer": "6:6"}, {"id": 4, "type": "short_answer", "question": "Evaluate: 5 + (10)", "correct_answer": "15"}, {"id": 5, "type": "short_answer", "question": "Evaluate: 9 + (-3)", "correct_answer": "6"}]