Aunt Wang used to have 30 eggs in her house, and also raised a hen that could lay one egg a day. Aunt Wang eats 3 eggs a day, how many days can she eat the eggs at home continuously?
王大妈家里原来有30个鸡蛋，而且还养了一只一天能下一个蛋的母鸡．王大妈一天要吃3个鸡蛋，家里的鸡蛋可以连续吃多少天．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">30 / 2</gadget>
<output>15</output>

<result>15</result>