When Xiaohong went to school at the age of 7, Teacher Li, the head teacher at that time, was 35 years old. Now Teacher Li is three times the age of Xiaohong. How old is Xiaohong now?
小红7岁上学时，当时班主任李老师35岁，现在李老师的年龄是小红的3倍，那么现在小红几岁？
<gadget id="calculator">35 - 7</gadget>
<output>28</output>

<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">28 / 2</gadget>
<output>14</output>

<result>14</result>