Chances are you are already looking at it. ;) An operating system is a graphical interface between the a computer user and his or her computer. The three biggest operating systems are Windows, Mac OS X, and Linux. Most machines will have a sticker on it that verifies its operating system.
If you are running a Windows based operating system, you can easily click the start button on the tool bar, right click the Computer/My Computer button, and select "properties." You will then be able to see the spefic version of the operating system you have (ex Vista, XP, ect).
To upgrade the RAM of an Acer Extensa 4620, first, power off the laptop and disconnect it from the power source. Remove the back panel by unscrewing the necessary screws, then locate the RAM slots. Carefully insert the new RAM module at a 30-degree angle and press it down until it clicks into place. Finally, replace the back panel, secure it, and power on the laptop to ensure the new RAM is recognized.
The LCM is 4620.
4620
Answer: 4620 mg = 0.162965 oz
4620 2310,2 1155,2,2 385,3,2,2 77,5,3,2,2 11,7,5,3,2,2
4620/5280 = 7/8
The LCM is 4620.
5280 feet = 1 mile 4620 feet = 4620/5280 = 0.875 or 7/8 mile.
4620
LCM(420, 330) = 4620
4620
The LCM of the given two numbers is 4620