bus drove from Zhijin to Chongqing, and traveled 180 kilometers in the first 3 hours. At this speed, it will arrive in Chongqing in another 8.5 hours. How far is it from Zhijin to Chongqing?
一辆大客车从织金开往重庆，前3小时行了180千米，照这样的速度，再行8.5小时就到重庆．织金到重庆有多少千米？
<gadget id="calculator">180 / 3</gadget>
<output>60</output>

<gadget id="calculator">60 * 8.5</gadget>
<output>510</output>

<gadget id="calculator">180 + 510</gadget>
<output>690</output>

<result>690</result>