Li Ming and Wang Liang rode towards each other from two places at the same time. Li Ming traveled 18 kilometers per hour, and Wang Liang traveled 16 kilometers per hour. The distance between the two met was 3 kilometers from the midpoint of the journey. Ask how many kilometers long the whole journey is.
李明和王亮同时分别从两地骑车相向而行，李明每小时行18千米，王亮每小时行16千米，两人相遇时距全程中点3千米．问全程长多少千米．
<gadget id="calculator">18 + 16</gadget>
<output>34</output>

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">18 - 16</gadget>
<output>2</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">34 * 3</gadget>
<output>102</output>

<result>102</result>