passenger car and a truck are driving towards each other from A and B at the same time. The passenger car is 80 kilometers per hour, and the truck is 70 kilometers per hour. After 5 hours, the two vehicles meet. How many kilometers are the distance between A and B?
客车和货车同时从甲、乙两地相对行驶，客车每小时80千米，货车每小时70千米，5小时后，两车相遇，求甲、乙两地相距多少千米？
<gadget id="calculator">80 + 70</gadget>
<output>150</output>

<gadget id="calculator">150 * 5</gadget>
<output>750</output>

<result>750</result>