car travels from A to B, departs at 7:30 in the morning, and arrives at 3:30 in the afternoon. It is known that it travels 42 kilometers per hour. How far is the distance between A and B?
一辆汽车从甲地到乙地，早上7：30分出发，下午3：30到达，已知每小时行驶42千米，甲乙两地相距多远？
<gadget id="calculator">42 * 8</gadget>
<output>336</output>

<result>336</result>