The distance between A and B is 930 kilometers. A train departs from A and travels the whole distance (3/5) in 3 hours. According to this calculation, how many hours will it take to reach point B?
A、B两地相距930千米，一列火车从A地出发，3小时行驶了全程的(3/5)．照这样计算，再行驶几小时到达B地？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) / 3</gadget>
<output>1/5 = around 0.2</output>

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

<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<result>2</result>