{"id": "arithmetic-01", "prompt": "A lab has 7 trays containing 18 samples each. It removes 9 samples. How many remain? Reply with a single decimal number.", "category": "arithmetic", "scorer": "numeric", "answer": "117"}
{"id": "units-01", "prompt": "A pump delivers 2.5 millilitres per second for 12 seconds. What volume in millilitres is delivered? Reply with a single decimal number.", "category": "units", "scorer": "numeric", "answer": "30"}
{"id": "logic-01", "prompt": "All blue boxes are sealed. No sealed box is empty. Can a blue box be empty? Reply exactly yes or no.", "category": "logic", "scorer": "exact", "answer": "no"}
{"id": "constraint-01", "prompt": "Choose the smallest integer x such that x > 3 and 2*x <= 12. Reply with a single decimal number.", "category": "constraints", "scorer": "numeric", "answer": "4"}