1) Cars with a top speed over 250 kph or 2 doors would be output based on their Ref No.
2) A query to output cars costing over $60,000 with a 0-100 kph time less than 7 seconds.
3) For a stock file, items not black and weighing less than 2.0kg would be output by their Stock No. A search for items with less than 16 in stock and a price over $100 could be written.