Master Wang needs to process some parts, a total of 5040. He processed (3/4) of these parts in 6 hours. According to this calculation, how many hours will it take Master Wang to process these parts?
王师傅要加工一些零件，共有5040个．他用6小时加工了这些零件的(3/4)，照这样计算，王师傅还需要几小时就能加工完这些零件？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

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

<gadget id="calculator">(1/4) / (1/8)</gadget>
<output>2</output>

<result>2</result>