Q1) Create a database called (heavy duty cars) that has these tables or write the SQL command to create the database and the tables Truck(truck ID, truck_name, price, color,manufacturer, No_cylinder, owner_ID) Owner(owner ID, name, No_trucks, phone_No, address) answer the following SQL queries: 1- Find the manufacturer of trucks that has 4 cylinders and its price is less than the average price of all trucks that manufactured by BMW. 2- count all trucks owned by Mr.Ali and their price less than 55000. 3- find the average price of black trucks that has 4 cylinder grouped by the manufacturer. 4- find all the owners who have 7 trucks manufactured by Audi.

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