About 250 for a 7mp camera.
2 CDs can hold just under 1 1/2 gigs.
This can change depending on how many gigs is on your divice and how big the file size is of the app.
64 gigs, perhaps?
810,000
500 pictures.
2048
It depends on the size and model
i got a aspire 5000 2 gigs
The content of the picture and what "Quality" level you are using affects how many pictures a memory card will hold. A 2 GB card in a 7.2 MP camera will hold something like 800 pictures on medium quality and 400 pictures on high quality.
2 gigs
About 5 and 1/2 gigs. each gig is 1024 mb so... 1 gig = 1024mb 2gig = 2048mb and so on ....:)
There is a wide variety of MP3 players. The larger the mp3, the more gigabytes. For example, the small 2 x 3 IPod nano holds 8 gigabytes. The larger IPOD hold 32 gigs and up.