The toy store sells 14 toy cars in the morning, and 31 of the same toy cars in the afternoon, which is 144.5 yuan more in the afternoon than in the morning. How much is each toy car?
玩具店上午卖出玩具汽车14辆，下午卖出同样的玩具汽车31辆，下午比上午多卖出144.5元，每辆玩具汽车多少元？
<gadget id="calculator">31 - 14</gadget>
<output>17</output>

<gadget id="calculator">144.5 / 17</gadget>
<output>8.5</output>

<result>8.5</result>