Xiaoxiao mother stewed a cup of soup. This stewing pot is cylindrical, and the diameter and height of the bottom surface measured from the inside are both 10 cm. Mom said: "Each person drinks a bowl of stewed soup (about 250ml), and we happen to have one bowl for each person in our family." How many people are there in Xiaoxiao's family? (π takes 3)
笑笑妈妈炖了一盅汤．这个炖盅是圆柱体的，从里面量得底面直径和高都是10厘米．妈妈说："每人喝一碗炖汤(约250毫升)，我们刚好一家人一人喝一碗．"笑笑家一共有多少人？(π取3)
<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">3 * 25 * 10</gadget>
<output>750</output>

<gadget id="calculator">750 / 250</gadget>
<output>3</output>

<result>3</result>