A printing factory binds a batch of textbooks, 12,000 volumes are bound every day, and it takes 40 days to complete the task. If 15,000 volumes are bound every day, how many days can it be completed?
印刷厂装订一批课本，每天装订1.2万册，要40天完成任务，如果每天装订1.5万册，可以几天完成？
<gadget id="calculator">40 / 1.5</gadget>
<output>26.666667</output>

<gadget id="calculator">1.2 * 26.666667</gadget>
<output>32</output>

<result>32</result>