From city A to city B, car A needs to travel (1/3) hour, and car B needs to travel (1/4) hour. What fraction of car A's speed is that of car B?
从A城到B城，甲车需要行驶(1/3)小时，乙车需要行驶(1/4)小时．甲车的速度是乙车的几分之几？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

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

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

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

<result>3/4 = around 0.75</result>