The distance between A and B is 288 kilometers. A bus and a truck drive from A to B at the same time. The bus takes 7.2 hours and the truck takes 5 hours. How many kilometers per hour is the passenger car slower than the truck?
甲、乙两地相距288千米，一辆客车和一辆货车同时由甲地开往乙地，客车用了7.2小时，货车用了5小时．客车每小时比货车慢多少千米？
<gadget id="calculator">288 / 5</gadget>
<output>288/5 = around 57.6</output>

<gadget id="calculator">288 / 7.2</gadget>
<output>40</output>

<gadget id="calculator">(288/5) - 40</gadget>
<output>88/5 = around 17.6</output>

<result>88/5 = around 17.6</result>