Li Wen and Qian Hui set off from home at the same time and walked toward each other along the road. Li Wen traveled 65 kilometers per minute, and Qian Hui traveled 70 meters per minute. They met after 5 minutes. How many kilometers were the distance between the two families?
李文和钱辉同时从家出发，沿公路相向而行，李文每分钟行65千米，钱辉每分钟走70米，5分钟后两人相遇，两家相距多少千米．
<gadget id="calculator">65 + 70</gadget>
<output>135</output>

<gadget id="calculator">5 * 135</gadget>
<output>675</output>

<result>675</result>