car and a bicycle start from A and B at the same time and go towards each other. The car travels 60 kilometers per hour, and the bicycle travels 12 kilometers per hour. After the two cars meet, they are still driving in the original direction. After the car arrives at point B, it immediately returns to catch up with the bicycle, and it is still 45 kilometers away from point A. What is the distance in miles between A and B?
汽车和自行车分别从A、B两地同时出发相向而行，汽车每小时行60千米，自行车每小时行12千米．两车相遇后，各自仍沿原方向行驶，汽车到达B地后立即返回追上自行车时距A地还有45千米．A、B两地间的距离是多少千米．
<gadget id="calculator">60 / 12</gadget>
<output>5</output>

<gadget id="calculator">5 * 45</gadget>
<output>225</output>

<gadget id="calculator">225 - 45</gadget>
<output>180</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">25 - 2 - 5</gadget>
<output>18</output>

<gadget id="calculator">180 / 18</gadget>
<output>10</output>

<gadget id="calculator">5 * 10</gadget>
<output>50</output>

<gadget id="calculator">50 + 10</gadget>
<output>60</output>

<result>60</result>