wrong wrong wrong
Riddles

A knight rides from castle 'A' to castle 'B' on friday, the journey takes 2 days (1 way), he stays at castle B for 1 day and then rides back to A on friday yet again. How can this be?
Also what lives if you give it food and dies when you give it water?
P.s. when i stumbled on this old thread a few mins ago my first thought was, i hope no one's complained about me

The is a house with four walls.
All 4 walls are facing south.
How can this be possible?!
There is a bear circling the house, what colour is the bear?

there are three oranges on the bench and you take two, how many oranges do you have? (this one works better when spoken out loud)
You walk into a cold dark room with only one match. There is a fire place, a kerosene lamp, a woodfire stove and a candle. Which would you light first?
Please be relevant, helpful & nice!
The ship hasn't set sail OR
The ship is in a lake.