Pappu Aainay k samnay beth
kar study karta tha..

Dost ne waja puchi tou Pappu bola:
is ki 3 wajuhaat hain..

1. Revision bhi sath sath ho jati hai. :P
.
2. Apne oper nazar bhi rehti hai. :/
.
3. Aur combined study bhi ho jati hai.. :P :D