A classroom is 8.5 meters long and 5.5 meters wide, and the floor is paved with square bricks with an area of 0.25 square meters. How many square bricks are needed?
一间教室长8.5米，宽5.5米，用每块面积为0.25平方米的方砖铺地，需要方砖多少块？
<gadget id="calculator">5.5 / 0.25</gadget>
<output>22</output>

<gadget id="calculator">8.5 * 22</gadget>
<output>187</output>

<result>187</result>