A triangle is formed with 60 cm wire. The length ratio of the three sides of this triangle is 4:5:6. What is the longest side in cm?
用60厘米的铁丝围成一个三角形，这个三角形三条边的长度比是4：5：6，则最长的边是多少厘米．
<gadget id="calculator">4 + 5 + 6</gadget>
<output>15</output>

<gadget id="calculator">6 / 15</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">60 * (2/5)</gadget>
<output>24</output>

<result>24</result>