The length from Wuluding to Kunming is 240 kilometers, the speed of the bus is 60 kilometers per hour, and the speed of the car is 80 kilometers per hour. , two cars drive from Wuluding to Kunming at the same time, when will the car arrive first?
雾露顶到昆明长240千米，大客车的速度是60千米/时，小轿车的速度是80千米/时．，两车同时从雾露顶开往昆明，小轿车先到几小时？
<gadget id="calculator">240 / 60</gadget>
<output>4</output>

<gadget id="calculator">240 / 80</gadget>
<output>3</output>

<gadget id="calculator">4 - 3</gadget>
<output>1</output>

<result>1</result>