The distance between A and B is 156 kilometers. A car travels from A to B at a constant speed for 3 hours. What is the speed of the car?
甲、乙两城相距156千米，一辆汽车从甲城到乙城匀速行驶了3小时，这辆汽车的速度是多少．
<gadget id="calculator">156 / 3</gadget>
<output>52</output>

<result>52</result>