A car drives from place A to place B. It travels 36 kilometers per hour when it goes there, and travels 48 kilometers per hour when it returns. It takes 1 hour less when it returns than when it went there. What is the distance between A and B?
一辆汽车从甲地开往乙地，去时每小时行36千米，返回时每小时行48千米，返回时比去时少用了1小时．求甲乙两地之间的路程是多少？
<gadget id="calculator">48 - 36</gadget>
<output>12</output>

<gadget id="calculator">36 / 12</gadget>
<output>3</output>

<gadget id="calculator">48 * 3</gadget>
<output>144</output>

<result>144</result>