It depends how you are getting it.
4 years.
One weekend.
Depends on which iPad you have and how good your wi-fi is. I have iPad2 and it took me about 45 minutes.
3-5 days . maximum a week
find out yourself
30 to 40 min max
Charging; way too long! Discharging; way too SOON.
No, but on the iPad 2, 3, and iPad Mini there is.
because it does, okay VAG head?
6 million years
It is possible, for example with iPad 3.
Only the iPad 2 and 3 is able to take Pictures because they have Camera's!