and B start from A and B at the same time and drive towards each other. After meeting for 5 hours, car A travels 50% of the whole journey in 3 hours, and car B travels the whole journey ((())/(( ))).
甲、乙两人分别从A、B两地同时出发相向而行，经过5小时相遇，甲车3小时行了全程的50%，乙车每小时行了全程的((())/(()))．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) / 3</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/5) - (1/6)</gadget>
<output>1/30 = around 0.033333</output>

<result>1/30 = around 0.033333</result>