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Friday, 25 November 2016

ROPE BURNING PUZZLE , Interview Puzzles




    A rope takes exactly one hour to burn if
    lighted from one end.  

  Find
 
 a)  How can You Measure  15 minutes if  1
     such  rope is given  ?
 
 b)  How can You Measure  45 minutes if  2
     such  rope is given  ?

3 comments:

  1. B) If we burn from both ends 30min are over and burn one more rope to half, which gives you 45 min

    ReplyDelete
  2. fold the rope 2 times and burn it

    ReplyDelete
  3. According to me, twist the rope in four equal parts and than burn from one end burning of the first part will denote 15 mins as 60/4=15

    ReplyDelete