Xiao Ming rides a bicycle from A to B, and Xiao Gang walks from B to A. The two start at the same time. When they meet, Xiao Gang walks the whole distance (1/4); when Xiao Ming arrives at B, Xiaogang is still 6 kilometers away from place A. How many kilometers are there between places A and B?
小明骑自行车从甲地去乙地，小刚步行从乙地到甲地，两人同时出发，当两人相遇时，小刚走了全程的(1/4)；当小明到达乙地时，小刚离甲地还有6千米，甲、乙两地相距几千米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/4) * (1/3)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">(3/4) - (1/12)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">6 / (2/3)</gadget>
<output>9</output>

<result>9</result>