The school needs to build a wall with a length of 30 meters, a thickness of 24 centimeters and a height of 3 meters. If 520 bricks are used per cubic meter of wall, how many bricks are needed for this wall?
学校要修一堵长30米、厚24厘米、高3米的围墙．如果每立方米围墙要用520块砖，这堵围墙需要用多少块砖？
<gadget id="calculator">24 / 100</gadget>
<output>6/25 = around 0.24</output>

<gadget id="calculator">30 * (6/25) * 3 * 520</gadget>
<output>11_232</output>

<result>11_232</result>