Xiaopang and Xiaoqiao set off from the school and the library at the same time respectively, and head towards each other. They met in 8 minutes, and the distance between the two was 261 meters 3 minutes before the meeting. Find the distance between the school and the library.
小胖和小巧分别从学校和图书馆同时出发，相向而行．8分钟相遇，相遇前3分钟两人还相距261米．求学校和图书馆之间的距离．
<gadget id="calculator">261 / 3</gadget>
<output>87</output>

<gadget id="calculator">87 * 8</gadget>
<output>696</output>

<result>696</result>