It takes 10 seconds for the clock to ring 6 times at 6 o'clock, and 12 times at 12 o'clock, how many seconds will it take?
时钟6点时响6下，耗时10秒，12点时响12下，要耗时多少秒？
<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">10 / 5</gadget>
<output>2</output>

<gadget id="calculator">12 - 1</gadget>
<output>11</output>

<gadget id="calculator">2 * 11</gadget>
<output>22</output>

<result>22</result>