The sum of the sides of a cuboid is 144cm. It is known that the ratio of its length, width and height is 6:2:1. What is the volume of the cuboid?
一个长方体棱长的和是144cm，已知它的长、宽、高的比是6：2：1，长方体的体积是多少？
<gadget id="calculator">144 / 4</gadget>
<output>36</output>

<gadget id="calculator">6 + 2 + 1</gadget>
<output>9</output>

<gadget id="calculator">6 / 9</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">36 * (2/3)</gadget>
<output>24</output>

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">36 * (2/9)</gadget>
<output>8</output>

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">36 * (1/9)</gadget>
<output>4</output>

<gadget id="calculator">24 * 8 * 4</gadget>
<output>768</output>

<result>768</result>