In Chengbei Industrial Park, a production line can produce 4 motorcycles per hour. According to this calculation, how many motorcycles can this production line produce in total from 8 am to 5 pm?
城北工业园区，一条生产线每小时可以生产4辆摩托车，照这样计算，从上午8时至下午5时，这条生产线一共可以生产多少辆摩托车？
<gadget id="calculator">17 - 8</gadget>
<output>9</output>

<gadget id="calculator">9 * 4</gadget>
<output>36</output>

<result>36</result>