A truck and a passenger car depart from places A and B respectively at the same time. The truck travels 50 kilometers per hour, and the bus travels 45 kilometers per hour. The two vehicles meet at a distance of 10 kilometers from the midpoint of the two places. How many kilometers are there between A and B?
一辆货车和一辆客车同时分别从甲、乙两地相对开出，货车每小时行50千米，客车每小时行45千米，两车在距两地中点10千米处相遇．甲、乙两地相距多少千米？
<gadget id="calculator">10 * 2</gadget>
<output>20</output>

<gadget id="calculator">50 - 45</gadget>
<output>5</output>

<gadget id="calculator">20 / 5</gadget>
<output>4</output>

<gadget id="calculator">50 + 45</gadget>
<output>95</output>

<gadget id="calculator">4 * 95</gadget>
<output>380</output>

<result>380</result>