A car has driven 75% of the journey from place A to place B, and after another 40 kilometers, it is still 20 kilometers away from place B. What is the distance between A and B in miles?
一辆汽车从甲地开往乙地已经行了全程的75%，再行40千米，这时离乙地还有20千米．甲、乙两地距离多少千米．
<gadget id="calculator">40 + 20</gadget>
<output>60</output>

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

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

<result>240</result>