[{"id": 1, "type": "multiple_choice", "options": ["opposite / adjacent", "opposite / hypotenuse", "adjacent / hypotenuse", "hypotenuse / opposite"], "question": "In a right triangle, sin(θ) is defined as:", "correct_answer": "opposite / hypotenuse"}, {"id": 2, "type": "multiple_choice", "options": ["opposite / hypotenuse", "hypotenuse / opposite", "adjacent / hypotenuse", "opposite / adjacent"], "question": "In a right triangle, sin(θ) is defined as:", "correct_answer": "opposite / hypotenuse"}, {"id": 3, "type": "multiple_choice", "options": ["x = 5 and x = 6", "x = -5 and x = -6", "x = 11 and x = 30", "x = 0 and x = 11"], "question": "What are the solutions to x² - 11x + 30 = 0?", "correct_answer": "x = 5 and x = 6"}, {"id": 4, "type": "short_answer", "question": "What is 4^2?", "correct_answer": "16"}, {"id": 5, "type": "multiple_choice", "options": ["11", "5", "10", "50"], "question": "Simplify: 50/5", "correct_answer": "10"}]