All standard formats from Microsoft's Office software are usable by Mac and Windows computers. (See links below)
A mentor could be one name for such a person. They could be a teacher or a trainer, depending on what they are helping you to excel in. They could be a role model. So there are lots of possible answers.
No. Windows XP is an operating system. Microsoft Excel is an application. It must be purchased separately. When you buy a computer you could ask to buy a version of Microsoft Office and have it installed on your computer, but it does not come automatically with your computer.
Open the workbook in Excel 7 and SaveAs the format you want.
Yes, Office Basic has Word, Excel and Outlook
You will close all windows related to that particular copy of Excel. You can open several instances of Excel. When you quit one, you do not affect the other sessions that are open.
Ms excel FREE download windows 8 can be downloaded from the internet.
No. They are bundled with Windows RT.
All versions of Excel should work with all versions of Windows.
There is no copy area in Excel, but Windows has a clipboard where you can copy stuff.
No. Microsoft Excel is sold as a separate product.
A spreadsheet is still known as a spreadsheet! In MS Windows, it could be known as Excel. Or in Linux, it could be LibreOffice Cal.
Microsoft Word, and Excel are nothing to do with the operating system. The programs will work with Windows 7.