Aunt Wang rode a bicycle (2/3) for 8 kilometers in an hour, how many kilometers per hour on average?
王阿姨骑自行车(2/3)小时行了8千米，平均每小时行多少千米？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">8 / (2/3)</gadget>
<output>12</output>

<result>12</result>