piece of aluminum plate with a length of 120 cm and a width of 90 cm is cut into a picture with a radius of 1.5 cm. How many pieces can be cut at most?
一块长120厘米，宽90厘米的铝板，剪成半径是1.5厘米的图片，最多剪多少块．
<gadget id="calculator">1.5 * 2</gadget>
<output>3</output>

<gadget id="calculator">120 / 3</gadget>
<output>40</output>

<gadget id="calculator">90 / 3</gadget>
<output>30</output>

<gadget id="calculator">40 * 30</gadget>
<output>1_200</output>

<result>1_200</result>