It takes 5 minutes to cut a 5-meter-long log into 5 sections, then how many minutes will it take to cut a 10-meter-long log of the same size into 10 sections?
把5米长的圆木截成5段，需要5分钟，那么把同样规格的10米长圆木截成10段，一共需要多少分钟．
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">(5/4) * 9</gadget>
<output>45/4 = around 11.25</output>

<result>45/4 = around 11.25</result>