There is a room with an area of 60m**2, and 40 square bricks are used to pave 10m**2. According to this calculation, how many such square bricks are needed to pave this room? (Solve with ratio)
有一个房间的面积是60m**2，铺好10m**2用了40块方砖，照这样计算，铺好这个房间一共需要多少块这样的方砖？(用比例解)
<gadget id="calculator">60 - 10</gadget>
<output>50</output>

<gadget id="calculator">10 / 40</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">50 / (1/4)</gadget>
<output>200</output>

<gadget id="calculator">200 + 40</gadget>
<output>240</output>

<result>240</result>