The minute hand of a table clock is 15cm long, how many meters can the tip of the minute hand travel in a day and night?
一座台钟的分针长15cm，该分针的尖端一昼夜能走多少米？
<gadget id="calculator">24 / 100</gadget>
<output>6/25 = around 0.24</output>

<gadget id="calculator">3.14 * 15 * 2 * (6/25)</gadget>
<output>22.608</output>

<result>22.608</result>