There is an automatic escalator in the shopping mall. If Xiao Ming stands still on the escalator, he can go to the upper floor in 1 minute. If the escalator does not move, it will take (3/2) minutes for Xiao Ming to walk upstairs along the escalator. If Xiao Ming keeps walking up the stairs on the upward running escalator, how many minutes can he reach the upper floor?
商场内有一自动向上扶梯，如果小明站在扶梯上不动，1分钟可到上一层．如果扶梯不动，小明沿扶梯步行上楼，需要走(3/2)分钟，如果小明在向上运行的扶梯上保持步行上楼，多少分钟可以到上一层．
<gadget id="calculator">1 / 1</gadget>
<output>1</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

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

<gadget id="calculator">1 + (2/3)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">1 / (5/3)</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>