Yes you will always need the base cd to add further disks later
The next version of Microsoft Flight Simulator is Microsoft Flight. It is being released spring 2012.
Flight Simulator X is by Microsoft, the full name is Microsoft Flight Simulator X.
Microsoft Train Simulator was first released in 2001. There is also a second version called Microsoft Train Simulator 2, which was released in August of 2003.
It depends on what version you are looking for, I've got Microsoft Flight Simulator X Standard for about £21.50 off Amazon.
Microsoft Flight Simulator X - 2006 VG was released on: USA: December 2006 (PC version)
The first one was invented by the US military for flight training. The first commercially available version was made by Microsoft (Microsoft Flight Simulator 1995).
Not unless there is an OSx version.
Flight simulator X - all other are addons with more craft - you cannot if its a boxed version run the other addon packs with out the base version installed
You can download the freeware version which has been created by using the default models
http://www.fspassengers.com/ *Made for FS2004 but new version soon, Fall 2008
Yes, I can install multiple version of MS Office on my single PC.
Open it by microsoft office picture manager. To get microsoft office picture manager, install any version of microsoft office.