CREATE TABLE "current_fleet" (
  "length_fuel" text,
  "model" text,
  "year_built" text,
  "quantity" real,
  "floor_styling" text,
  "wheelchair_access" text
);

Question: What is the Length/Fuel of the bus with a Quantity of 30?
SQL: SELECT "length_fuel" FROM "current_fleet" WHERE "quantity"=30;

Question: What is the Length/Fuel of the bus built between 2000-2003 with a high Floor Styling?
SQL: SELECT "length_fuel" FROM "current_fleet" WHERE "floor_styling"='high' AND "year_built"='2000-2003';