The distance between A and B is 504 kilometers. A car travels from A to B in 6 hours (3/4). According to this calculation, how many hours will it take for the whole journey?
甲乙两地相距504千米，一辆汽车从甲地开往乙地用6小时行了全程的(3/4)，照这样计算，行驶全程用几小时？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) / 6</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">504 * (1/8)</gadget>
<output>63</output>

<gadget id="calculator">504 / 63</gadget>
<output>8</output>

<result>8</result>