she is in castle town
go to gorons hot spring water shop then go to closest exit of leaving castle town (don't leave!) then go on nearest road while walking along that path way go to second door on right.
/opposite side of telmas bar and second door on right.
You are never told how old she is, but my guess is that she is nine or ten.
There isn't an Outset Island on Zelda Twilight Princess only in Zelda Wind Waker and other ones.
After beating twilight princess you don't get anything.
Google "Zelda twilight princess game cube walkthrough"
He is the Master Bomb Maker in Zelda Twilight Princess
defeat ganon
One good way of getting rupees is to give golden bugs to Agitha, she gives 50 rupees for a bug and 100 rupees if you get the bug and its other pair. Hope this helps.
The last level on Zelda twilight princess is hyrule castle where you face the final boss ganondorf.
Twilight Princess
Zelda Twilight Princess
no
No there isn't