just solve question number five

Activity 2: Consider the employee database of Figure 3.2. Give an expression in the relational algebra to express each of the following queries: 1) Find the ID and name of each employee who does not work for "BigBank". 2) Find the ID, name, and city of residence of each employee who works for "BigBank". 3) Find the ID, name, street address, and city of residence of each employee who works for "BigBank" and earns more than $10000 4) Find the ID and name of each employee in this database who lives in the same city as the company for which she or he works 5) Find the ID and name of each employee who earns at least as much as every employee in the database. employee (persoame, street, City) works (persor/iame, companyame, salary) company ( Celty) Figure 3.2: Employee database