rectangular floor tile is 24 cm long and 16 cm wide. How many bricks are needed to lay a square with this kind of brick?
一种长方形的地砖，长24厘米，宽16厘米，用这种砖铺一个正方形，至少需多少块砖？
<gadget id="calculator">2 * 2 * 2 * 2 * 3</gadget>
<output>48</output>

<gadget id="calculator">48 / 24</gadget>
<output>2</output>

<gadget id="calculator">48 / 16</gadget>
<output>3</output>

<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<result>6</result>