Cars A and B are traveling towards each other from places A and B at the same time. It is known that the ratio of the speed of car A to the speed of car B is 4:3. Point C is between A and B. Cars A and B arrive at point C. The times are 8:00 am and 3:00 pm respectively. Ask when the two cars A and B meet?
甲、乙两车分别从A、B两地同时相向而行，已知甲车速度与乙车速度之比为4：3，C地在A、B之间，甲、乙两车到达C地的时间分别是上午8点和下午3点，问甲、乙两车相遇是什么时间？
<gadget id="calculator">12 - 8</gadget>
<output>4</output>

<gadget id="calculator">4 + 3</gadget>
<output>7</output>

<gadget id="calculator">7 / 7</gadget>
<output>1</output>

<gadget id="calculator">3 * 1</gadget>
<output>3</output>

<gadget id="calculator">3 + 8</gadget>
<output>11</output>

<result>11</result>