$500
depending on condition maybe about 50 $
xh about usd50 for a used one ,that's depends. http:www.gameyeeeah.com
DS lite is $199.99 DSI is $ 299.99
no
If it does it like 500 times! Oh, quick tip. Don't say it froze!
yes
The DS lite won't fetch much, only about £30.00/$40.00 top condition. Subtract that from whatever the cost is for a 3DS in your country.
On the Game card.
yes
no the dsi has a different charger
yes
At a Gamestop or EBGames.