If the car charges 5 yuan per hour and the motorcycle charges 3 yuan per hour, assuming that these cars are parked for 8 hours, how much is the total parking fee?
如果小轿车每小时收费5元，摩托车每小时收费3元，假设这些车都停了8小时，共需交停车费多少元？
<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<result>64</result>