Question 5 5.1 Name and explain the various aggregate functions with their syntaxes. (10 Ma 5.2 Consider the table below and answer the following questions. stafftable - Find the sum of all wage values for workers other than JOHNSON. - Determine the number of workers having a pay of less than or equal 10000. - Determine the average income of workers who worked in the Midrand office. - Determine the minimum wage of all Durban workers. - Determine the maximum wage for all staff in the Potchefstroom and Midrand offices