Two brothers and sisters print a batch of manuscripts. The time required for the elder sister to print alone is (3/8) of the time required for the younger brother. After printing in hours, I asked my sister how many hours it took to print?
姐弟两人打印一批稿件，姐姐单独打印需要的时间是弟弟所需时间的(3/8)，姐姐先打印了这批稿件的(2/5)后，接着由弟弟单独打印，用24小时打印完，问姐姐打印了多少小时？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">96 / 5 / (3/5)</gadget>
<output>32</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">32 * (3/8) * (2/5)</gadget>
<output>24/5 = around 4.8</output>

<result>24/5 = around 4.8</result>