Cars A and B are traveling towards each other from A and B at the same time, and they meet after 40 minutes. After the meeting, continue to move forward at the original speed, and the second car arrives at the midpoint between A and B after another 5 minutes. How many minutes does it take for car A to complete the journey?
甲乙两车同时从A，B两地相向而行，40分钟后相遇．相遇后以原速度继续前进，乙车又经过5分钟到达A，B两地之间的中点．甲车行完全程共需要多少分钟．
<gadget id="calculator">40 + 10</gadget>
<output>50</output>

<gadget id="calculator">50 / 40</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">40 / (5/4)</gadget>
<output>32</output>

<gadget id="calculator">32 + 40</gadget>
<output>72</output>

<result>72</result>