VERY VERY FUNNY URUD JOKES - H TO O

Ustad (Pappu se): "Pani ka keemiyaee formula batao."
.
.
.
Pappu: "Janab! H,I,J,K,L,M,N,O."
,
,
,
Ustad: "Yeh kya bad-tameezi hai?"
.
.
.
Shagird: "Janab! Aap ne hi to kaha tha k pani ka formula 'H' to 'O'hai."