How on earth can a mad man be laughing at his shadow

Unilag post-ume (2009).

Kpakororo:This unilag post-ume/post-jamb (2009)will be interesting.
Ochuko:I've read and read,i don tire.kpakororo what is 50+20-5*13/2
kpakororo:The answer to your question is not available at the moment please try again later.
Ochuko:You are not ready for this unilag post-ume exams.simple mental sums you can't answer.
Kpakororo:You've read right?What is your name
Ochuko:Ochuko
Kpakororo:spell 'it'
Ochuko:O C H U K O
Kpakororo:chei, you can't even spell I T.we dey the same category.