The truck is 63 kilometers per hour, and the passenger car is 87 kilometers per hour. If two cars drive from the same place, how many kilometers will be the distance between the two cars in one day?
货车每小时63千米，客车每小时87千米．如果两车从同一地点背向而行，一天后两车相距多少千米？
<gadget id="calculator">63 + 87</gadget>
<output>150</output>

<gadget id="calculator">150 * 24</gadget>
<output>3_600</output>

<result>3_600</result>