There are two groups of workers processing parts. The first group has 30 people, and each person processes 60 parts on average. The second group has 25 people. How many parts? (solution with arithmetic)
两组工人加工零件，第一组有30人，平均每人加工60个零件，第二组有25人，平均每人比两组工人加工的平均数多6个，两组工人平均每人加工多少个零件？(用算术解)
<gadget id="calculator">30 * 60</gadget>
<output>1_800</output>

<gadget id="calculator">25 * 6</gadget>
<output>150</output>

<gadget id="calculator">1_800 + 150</gadget>
<output>1_950</output>

<gadget id="calculator">1_950 / 30</gadget>
<output>65</output>

<result>65</result>