The tortoise and the rabbit ran a 1500-meter race. The tortoise climbed 25 meters per minute, and the rabbit ran 325 meters per minute. The rabbit thought he could win the first place and fell asleep on the way. As a result, when the tortoise reached the finish line, the rabbit was still 200 meters away. How many minutes did the rabbit sleep for?
龟和兔进行1500米的赛跑，龟每分钟爬25米，兔每分钟跑325米，兔自以为能得第一，途中睡了一觉．结果龟到终点时，兔还有200米，兔睡了多少分钟？
<gadget id="calculator">1_500 / 25</gadget>
<output>60</output>

<gadget id="calculator">1_500 - 200</gadget>
<output>1_300</output>

<gadget id="calculator">1_300 / 325</gadget>
<output>4</output>

<gadget id="calculator">60 - 4</gadget>
<output>56</output>

<result>56</result>