A car drives from place A to place B. It travels the whole distance (1/4) in the first hour and 60 kilometers in the second hour. At this time, the ratio of the traveled distance to the remaining distance is 1:2. What is the total length of the journey between places B and B in kilometers?
一辆汽车从甲地开往乙地，第一小时行了全程的(1/4)，第二小时行了60千米，这时已行路程与剩下路程的比是1：2，甲、乙两地路程的全长是多少千米？
<gadget id="calculator">1 + 2</gadget>
<output>3</output>

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

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

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

<gadget id="calculator">60 / (1/12)</gadget>
<output>720</output>

<result>720</result>