From place A to place B, the passenger car drove for 8 hours, and the truck took 2 hours longer than the passenger car. How much faster is the passenger car than the truck?
从甲地到乙地，客车开了8小时，货车比客车多用了2小时，客车的速度比货车快百分之几？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">8 + 2</gadget>
<output>10</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/8) - (1/10)</gadget>
<output>1/40 = around 0.025</output>

<gadget id="calculator">(1/40) / (1/10)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>