The top of the chicken cage was covered with a cloth, and Xiaojun counted from below, and he counted 54 chicken feet in total. Do you know how many chickens are in the cage?
鸡笼子的上面被布盖住了，小军从下面数了数，共数出鸡脚54只．你知道笼子里一共有多少只鸡吗？
<gadget id="calculator">54 / 2</gadget>
<output>27</output>

<result>27</result>