The ratio of the length, width and height of a cuboid is 2:2:1. It is known that the sum of the lengths of the sides of the cuboid is 60 decimeters. What is the volume of the cuboid in cubic decimeters?
一个长方体长、宽、高的比是2：2：1，已知长方体的棱长总和为60分米，这个长方体的体积是多少立方分米？
<gadget id="calculator">60 / 4</gadget>
<output>15</output>

<gadget id="calculator">2 + 2 + 1</gadget>
<output>5</output>

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

<gadget id="calculator">15 * (2/5)</gadget>
<output>6</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">15 * (1/5)</gadget>
<output>3</output>

<gadget id="calculator">6 * 6 * 3</gadget>
<output>108</output>

<result>108</result>