I have been using smokeless tobacco on and off for years. I thought I quit numerous times but I now realize that wasn't really the case. You can say that I merely stopped using for periods of time. The difference now is that I finally quit, meaning that I am done and will not start again. I'm well over the hump.
A megabyte is one thousand times larger than a kilobyte. The prefixes mega- and kilo- are used by a metric system of counting which is based on powers of ten. Mega comes from a Greek word megas, which translates as great. In metric systems, mega- denotes one million.
A Yottabyte is equal to 10 to the 24th power of bytes, or a trillion terabytes, or a about 250 trillion DVD's. A Gigabyte is much bigger than a megabyte. As you see the chart says it all, A Gigabyte is 1024 megabytes. GB is bigger than MB as pointed rightly by all the answers below. its sufficient I guess and by the way your ans is GB is bigger than MB.