The ratio of length to width of a cuboid is 5:3, and the perimeter of the base of the cuboid is 16 meters. Find the area occupied by the cuboid.
一长方体物体的长与宽的比是5：3，长方体物体的底面周长是16米，求长方体物体的占地面积．
<gadget id="calculator">16 / 2</gadget>
<output>8</output>

<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">8 * (5/8) * 8 * (3/8)</gadget>
<output>15</output>

<result>15</result>