A car has traveled 25% of the journey from point A to point B. If it travels 75 kilometers forward and crosses the midpoint by 15 kilometers, how many kilometers are there between places A and B?
一辆汽车从甲地到乙地已行了全程的25%，如果再向前行75千米，就越过中点15千米，求甲、乙两地相距多少千米？
<gadget id="calculator">75 - 15</gadget>
<output>60</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/2) - (1/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">60 / (1/4)</gadget>
<output>240</output>

<result>240</result>