Ye nirjaraa dinadinaardha thrutheeya shashtai:

sampoorayanthi pruthak pruthakeva mukthaa:

vaapeem yadaa yugapadeva sakhe vimukthaasthe

kenavaasaralavena thadaa vadaasu

  By opening 4 inlets separately, one pond gets filled respectively within 1, ½, 1/3, and 1/6 days. If all the four inlets are opened together, how much time (in fraction of the day) is required to fill the pond ?]]>