[{"id": 1, "type": "short_answer", "question": "Evaluate: 7 + (8)", "correct_answer": "15"}, {"id": 2, "type": "short_answer", "question": "What is 90% of 190?", "correct_answer": "171"}, {"id": 3, "type": "multiple_choice", "options": ["36 square units", "45 square units", "18 square units", "60 square units"], "question": "What is the area of a rectangle with length 15 and width 3?", "correct_answer": "45 square units"}, {"id": 4, "type": "multiple_choice", "options": ["2:40", "7:13", "10:40", "10:8"], "question": "If the ratio is 2:8, what is the equivalent ratio when multiplied by 5?", "correct_answer": "10:40"}, {"id": 5, "type": "short_answer", "question": "Evaluate: -2 + (-5)", "correct_answer": "-7"}]