A piece of steel, cut into 7 sections, each 40 cm. Ruli cut this steel bar into 5 sections, how many centimeters are each section?
一根钢材，截成7段，每段40厘米．如栗把这根钢材截成5段，每段多少厘米？
<gadget id="calculator">40 / 5</gadget>
<output>8</output>

<gadget id="calculator">7 * 8</gadget>
<output>56</output>

<result>56</result>