Saw a steel bar 5m long into 6 sections on average, each section takes up ((())/(())) of the total length; if it takes 2 minutes to saw 2 sections, how many minutes will it take to saw 6 sections in total?
把5m长的钢筋平均锯成6段，每段占全长的((())/(()))；如果锯成2段需2分钟，锯成6段共需多少分钟．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / (1/6)</gadget>
<output>6</output>

<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">2 * 5</gadget>
<output>10</output>

<result>10</result>