The taxi fare is 5 yuan within 3 kilometers, and 2.4 yuan per kilometer beyond 3 kilometers. My sister took a taxi to go to school in a hurry. When I arrived at school, the odometer showed 5 kilometers. How much should I pay for the taxi?
出租车收费规定3千米内收5元，超过3千米每千米收2.4元．姐姐上学为赶时间坐了出租车，到学校时里程表显示5千米，应付多少钱的车费？
<gadget id="calculator">2 * 2.4</gadget>
<output>4.8</output>

<gadget id="calculator">5 + 4.8</gadget>
<output>9.8</output>

<result>9.8</result>