After a rope has been cut 5 times, the average length of each piece is 4 meters. How many meters was the original length of the rope?
一根绳子被剪了5次后，平均每段长4米，这根绳子原来长多少米？
<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<result>24</result>