A person drives a car for 48,000 kilometers. In addition to 4 tires, there is also a spare tire on the car. In order to make the five tires wear the same, the driver regularly rotates the five tires. So, how many kilometers did each tire travel on average?
某人驾驶一辆小轿车行驶了48000千米，车上除装有4只轮胎外，还有一只备用轮胎．为了使5只轮胎磨损相同，司机有规律地把5只轮胎轮换使用．那么，平均每只轮胎行驶了多少千米．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">48_000 * (4/5)</gadget>
<output>38_400</output>

<result>38_400</result>