Xiangyang Cinema originally had 30 rows of seats, with an average of 38 people per row. After the expansion, it has increased to 40 rows, which can seat 460 more people than before. How many people can each row seat after the expansion?
向阳电影院原有30排座位，平均每排坐38人，扩建后增加到40排，可比原来多坐460人，扩建后每排可以坐多少人？
<gadget id="calculator">30 * 38</gadget>
<output>1_140</output>

<gadget id="calculator">1_140 + 460</gadget>
<output>1_600</output>

<gadget id="calculator">1_600 / 40</gadget>
<output>40</output>

<result>40</result>