Uncle Wang, a professional household, has 4 cowsheds, each of which raises 12 cows and feeds 960 kilograms of feed a day. On average, how many kilograms of feed is fed to each cow per day?
专业户王大伯家有4个牛棚，每个牛棚养牛12头，一天喂960千克饲料．平均每头牛一天喂饲料多少千克？
<gadget id="calculator">960 / 4 / 12</gadget>
<output>20</output>

<result>20</result>