The tip of the minute hand of the customs clock on the Bund in Shanghai traveled about 9.42dm in 15 minutes. How many decimeters is the minute hand about?
上海外滩的海关大钟分针的针尖在15分内约走了9.42dm，它的分针长约多少分米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">9.42 / (1/4) / 3.14 / 2</gadget>
<output>6</output>

<result>6</result>