A 10-meter-long piece of wood needs to be sawed into 5 sections on average, and it takes 8 minutes to saw each section. How many minutes will it take in total?
一根10米长的木头要平均锯成5段，每锯下一段需要8分钟，共需要多少分钟．
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<result>32</result>