(5/8) of 16 tons is equal to (2/5) of how much.
16吨的(5/8)与多少的(2/5)相等．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

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

<gadget id="calculator">(5/8) / (2/5)</gadget>
<output>25/16 = around 1.5625</output>

<gadget id="calculator">16 * (25/16)</gadget>
<output>25</output>

<result>25</result>