If 21.35 yuan in a supermarket can buy 3.05 kilograms of eggs, how much is each kilogram of eggs?
如果某超市中21.35元可以买3.05千克鸡蛋，那么每千克鸡蛋是多少元？
<gadget id="calculator">21.35 / 3.05</gadget>
<output>7</output>

<result>7</result>