Master Wang can make 8 parts in one hour. He works from 7:30 am to 11:30 am. How many parts can he make in total?
王师傅一个小时可以做8个零件，他从上午7时30分工作到上午11时30分，一共可以做多少个零件？
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<result>32</result>