The pricing regulations of a taxi in a certain city are as follows: the fare is 8 yuan for a trip not exceeding 3 kilometers, and 1.2 yuan per kilometer for the part exceeding 3 kilometers. Teacher Li paid a total of 17.60 yuan for taking a taxi from home to the train station. How many kilometers did Teacher Li travel in total?
某市的出租车计价规定如下：行程不超过3千米收费8元，超过3千米部分每千米收费1.2元．李老师从家里出发坐出租车到火车站共付费17.60元，李老师共坐了多少千米？
<gadget id="calculator">17.6 - 8</gadget>
<output>9.6</output>

<gadget id="calculator">9.6 / 1.2</gadget>
<output>8</output>

<gadget id="calculator">8 + 3</gadget>
<output>11</output>

<result>11</result>