Cook the egg for 15 minutes
We can follow these steps.
Steps to measure 15 minutes
- Light Rope #1 from both ends.
- At the same time light Rope #2 from one end.
- When Rope #1 burns fully, it will be 30 minutes and Rope #2 will take 30 more minutes to burn, light the other end of Rope #2 at this time, thus it will take 15 minutes to burn.
- Start cooking your egg at the same point.
- Stop cooking when Rope #2 burns fully.
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