During the summer vacation, the school has to paint the top and four walls of 10 classrooms. The length of each classroom is 9m, the width is 7m, and the height is 3m. It is known that the sum of the door and window areas of each classroom is 19m**2. If each square meter The cost of painting is 8.5 yuan. How much will it cost to paint the school this time?
暑假里学校要给10个教室的顶面和四壁进行粉刷，每个教室的长9m、宽7m、高3m，已知每个教室的门窗面积之和是19m**2，如果每平方米粉刷的费用8.5元，问这次粉刷学校共要支出多少钱？
<gadget id="calculator">9 * 7</gadget>
<output>63</output>

<gadget id="calculator">9 * 3 * 2</gadget>
<output>54</output>

<gadget id="calculator">7 * 3 * 2</gadget>
<output>42</output>

<gadget id="calculator">42 - 19</gadget>
<output>23</output>

<gadget id="calculator">63 + 54 + 23</gadget>
<output>140</output>

<gadget id="calculator">140 * 8.5 * 10</gadget>
<output>11_900</output>

<result>11_900</result>