parking lot stipulates that a parking fee of at least 5 yuan should be paid for one parking, and an additional 5 yuan will be charged for each additional hour of parking for more than 2 hours. How much parking fee should the child's mother park here for 8 hours?
某停车场规定：停车一次至少交停车费5元，超过2小时，每多停1小时加收5元，小童的妈妈在此停车8小时，应交停车费多少元？
<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<gadget id="calculator">6 * 5</gadget>
<output>30</output>

<gadget id="calculator">5 + 30</gadget>
<output>35</output>

<result>35</result>