The engineering team repairs a canal and works 6 hours a day, which can be completed in 12 days. If the work efficiency remains the same, how many days can the task be completed if you work 8 hours a day?
工程队修一条水渠，每天工作6小时，12天可以完成．如果工作效率不变，每天工作8小时，多少天可以完成任务？
<gadget id="calculator">12 / 8</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">6 * (3/2)</gadget>
<output>9</output>

<result>9</result>