Master Wang can process 17 parts per hour. How many parts can Master Wang process from 9 am to 1 pm?
王师傅每小时可以加工17个零件，从上午9时到下午1时，王师傅可以加工多少个零件？
<gadget id="calculator">17 * 4</gadget>
<output>68</output>

<result>68</result>