Answer:
I fill a room but take no space. What am I?
Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not. What am I?
I fly when I'm on and float coming off.
Of the king I am blue and of the peasant I am red. Of the frog I am cold and of the dog I am hot instead. What am I?
I am not alive but I can die. What am I?
James has 98 chocolate bars, he eats 91 of them. What does he have now?