Use 240cm long iron wire to form a rectangular parallelepiped frame. The ratio of length, width and height of the rectangular parallelepiped frame is 4:3:5. What is its height in cm?
用240cm长的铁丝围成一个长方体框架，长方体框架的长、宽、高之比为4：3：5，它的高是多少cm．
<gadget id="calculator">240 / 4</gadget>
<output>60</output>

<gadget id="calculator">4 + 3 + 5</gadget>
<output>12</output>

<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">60 * (5/12)</gadget>
<output>25</output>

<result>25</result>