It took Xiaoqiang 20 seconds to go from the first floor to the third floor. How many minutes does it take him to go from the first floor to the eighth floor?
小强从一楼到三楼用了20秒，他从一楼到八楼要用多少分．
<gadget id="calculator">7 / 6</gadget>
<output>7/6 = around 1.166667</output>

<result>7/6 = around 1.166667</result>