only write queries

Q4: Write query to display the details of all employees having experience more than 'WARD'. Q5: Write query to display the name, salary and department location of employees having salary greater than '1500' and works in department located at 'CHICAGO'. Q6: Write query to display the name, hiredate and department location of employees who are senior to 'MARTIN' and working at 'CHICAGO' or 'NEW YORK