Riddles

[Magnet]

Post all your favourite riddles here, for other people to try and figure out.

This one is hard, and you may have to write it down on paper.

Only putting one straight line, you will make this equasion(sp?) true (Not on = sign though)

5 + 5 + 5 = 550

[Forest-Law]

aaagghh i no this one...we did it in maths once..but i've completely forgotton

plz someone get it..

edit: i've just remmbered...won't ruin it so quikly though

[Magnet]

Okey dokey, good ennit? Wait for others to try and figure out xP