Two cars, A and B, drive oppositely from two places at the same time. Car A travels 75 kilometers per hour, and car B travels 70 kilometers per hour. After 3.6 hours, the two cars meet. How many kilometers are there between A and B?
甲、乙两辆汽车同时从两地相对开出，甲车每小时行75千米，乙车每小时行70千米，经过3.6小时两车相遇．甲、乙两地相距多少千米？
<gadget id="calculator">75 + 70</gadget>
<output>145</output>

<gadget id="calculator">145 * 3.6</gadget>
<output>522</output>

<result>522</result>