It took 6 minutes to saw a piece of wood with a length of 12 meters into 3 sections. According to this calculation, if this piece of wood is sawed into 6 sections, how many minutes will it take in total?
把一条长12米的木料锯成了3段，用了6分钟，照这样计算，如果把这根木料锯成6段，一共要用多少分钟．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

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

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

<result>15</result>