For a room with a length of 4.8 meters and a width of 3.6 meters, it takes 768 hours to pave the floor with square bricks with a side length of 0.15 meters. ? (Solve with ratio)
一间长4.8米，宽3.6米的房间，用边长0.15米的正方形砖铺地面、需要768快，在长6米、宽4.8米的房间里，如果用同样的砖来铺，要几块？(用比例解)
<gadget id="calculator">6 * 4.8</gadget>
<output>28.8</output>

<gadget id="calculator">0.15 * 0.15</gadget>
<output>0.0225</output>

<gadget id="calculator">28.8 / 0.0225</gadget>
<output>1_280</output>

<result>1_280</result>