A little monkey in the zoo is performing a unicycle crossing a single-plank bridge. It is known that the radius of the wheel is 0.15 meters and the length of the bridge is 9.42 meters. How many turns does the wheel need to pass this bridge?
动物园小猴在表演独轮车过独木桥，已知车轮的半径是0.15米，桥长9.42米，通过这座桥，车轮要转多少圈？
<gadget id="calculator">2 * 3.14 * 0.15</gadget>
<output>0.942</output>

<gadget id="calculator">9.42 / 0.942</gadget>
<output>10</output>

<result>10</result>