A car travels an average of 80 kilometers per hour, which is 25% faster than a truck. How many kilometers per hour does the truck travel on average?
一辆轿车平均每小时行驶80千米，比一辆货车快25%．这辆货车平均每小时行驶多少千米？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">80 / (5/4)</gadget>
<output>64</output>

<result>64</result>