piece of cloth is 15 meters long and 1.2 meters wide. If you use this piece of cloth to cut two right-angled triangle flags with sides of 4 decimeters and 3 decimeters, how many sides can you cut at most?
一块布长15米，宽1.2米，用这块布剪两条直角边分别为4分米和3分米的直角三角形小旗，最多能剪多少面？
<gadget id="calculator">10 / 3</gadget>
<output>10/3 = around 3.333333</output>

<gadget id="calculator">10 / 4</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">15 * (10/3) * 1.2 * (5/2) * 2</gadget>
<output>300</output>

<result>300</result>