If you use a kind of square brick to pave the corridor of Luoma Lake Park, you need 90 bricks for a meeting room of 30 square meters, and how many bricks are needed for a meeting room of 180 square meters? (Solve with ratio)
用一种方砖铺骆马湖公园的廊道，30平方米的会议室需要90块，180平方米的会议室需要多少块？(用比例解)
<gadget id="calculator">90 / 30</gadget>
<output>3</output>

<gadget id="calculator">3 * 180</gadget>
<output>540</output>

<result>540</result>