A leg of the donkey
Sardar is napping on the lawns of cross-maidan, next to a donkey.
A passer-by asks him, “Sardarji, do you know what time it is?”
Sardar lifts a leg of the donkey and says, “5:00 pm”.
Another passer-by asks him for time. Sardar does the same thing again and tells him the time.
All this while a curious person has been watching what is going on. He approaches the Sardar and asks, “Arre, sardraji, kya bat hai, gadhe ki taang utha ke time bata sakte ho!”
Sardar coolly says, “Arre bhai, gadha beech mein soya hai, to woh rajabai tower ki ghadi nahin dikhti, isliye uski taang uthani padti hai…”