a) List the names (Fame and Lame) and SSN of all male employees (Sex='M). b) List the last name and SSN of employees who work on project 'City Tower', sorted by alphabetical order of last na c) Retrieve the average salary of all female employees (Sex='F').

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A: The given is database problem where multiple tables are needed to join to get the required result.

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A: Actually the given information is Minimum Balance 0.00 Maximum Balance 345.86 Average Balance 70.30

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A: The SQL queries for the given question are provided below -

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Q: List the invoice number and invoice date for each invoice created for the customer James Gonzalez

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A:

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Q: Problem 7 Write a query to produce the total number of hours and charges for each of the projects…

A: Here you have simply used the ROUND(value,2) function. This will simply round the value to 2 places…

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Q: List details of all customers from Canberra that have enrolled in a course order by Customer Number.

A: Answer

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A: Actually, database is a used to stores the data.

Q: Task 17: List the invoice number and invoice date for each invoice that was created for James…

A: We need to provide a query that lists the invoice number and invoice date for each invoice that was…

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A: Solution :