The master processes 144 parts per hour, the apprentice processes 96 parts per hour, and the master processes the parts in 6 hours, how many hours does the apprentice need to process?
师傅每小时加工144个零件，徒弟每小时加工96个，师傅6小时加工的零件，徒弟需要加工多少小时？
<gadget id="calculator">6 / 96</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">144 * (1/16)</gadget>
<output>9</output>

<result>9</result>