Car A transports goods 10 times, and car B transports goods 7 times. Car A transports more goods than car B by 30 tons. If the two cars have the same load and are fully loaded each time, how many tons are each loaded?
甲汽车运输货物10次，乙汽车运输货物7次，甲汽车比乙汽车多运货物30吨．如果这两辆汽车的载重相同，且每次都满载运货，那么每辆汽车的载重是多少吨？
<gadget id="calculator">10 - 7</gadget>
<output>3</output>

<gadget id="calculator">30 / 3</gadget>
<output>10</output>

<result>10</result>