A car traveling on a highway advances 25 meters per second, how many kilometers per hour can it travel?
一辆在高速公路上行驶的汽车每秒前进25米，它每小时可行多少千米？
<gadget id="calculator">25 / 1_000</gadget>
<output>1/40 = around 0.025</output>

<gadget id="calculator">1 * 3_600 * (1/40)</gadget>
<output>90</output>

<result>90</result>