If you have red silk with a length of 10 meters and a width of 1.5 meters, you can make it into a right-angled triangle with two sides of 5 decimeters, how many can you make?
现有长10米，宽1.5米的红绸子，把它做成两条直角边都是5分米的直角三角形小旗，可以做多少个？
<gadget id="calculator">10 * 1.5</gadget>
<output>15</output>

<gadget id="calculator">0.5 * 0.5</gadget>
<output>0.25</output>

<gadget id="calculator">15 / 0.25</gadget>
<output>60</output>

<gadget id="calculator">60 * 2</gadget>
<output>120</output>

<result>120</result>