Kobayashi's home is 1170 meters away from the school, and the school is 780 meters away from the Children's Palace. It takes Xiaolin 12 minutes to walk back to school from the Children's Palace. At this speed, how many minutes does it take him to go home from school?
小林家距离学校1170米，学校到少年宫有780米．小林从少年宫步行回学校需要12分钟，照这样的速度，他从学校回家需要多少分钟？
<gadget id="calculator">780 / 12</gadget>
<output>65</output>

<gadget id="calculator">1_170 / 65</gadget>
<output>18</output>

<result>18</result>