A 5-meter-long piece of steel weighs 8 kilograms, and the average length of each kilogram is ((())/(())) meters. What is the average weight per meter?
一根5米长的钢材重8千克，平均每千克长((())/(()))米，平均每米重多少千克．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 / (5/8)</gadget>
<output>8/5 = around 1.6</output>

<result>8/5 = around 1.6</result>