A truck and a car are traveling towards each other from cities A and B at the same time. The truck travels 42 kilometers per hour, and the car travels 68 kilometers per hour. They depart at 8:00 am and meet at 1:00 pm. How far is A and B from each other?
一辆卡车和一辆小轿车分别从A、B两城同时相向而行，卡车每小时行驶42千米，小轿车每小时行驶68千米，早上8时出发，下午1时相遇．A、B两城相距多远．
<gadget id="calculator">42 + 68</gadget>
<output>110</output>

<gadget id="calculator">13 - 8</gadget>
<output>5</output>

<gadget id="calculator">110 * 5</gadget>
<output>550</output>

<result>550</result>