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candel problem


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10 replies to this topic

#1 saurabhjain

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Posted 30 October 2006 - 12:24 PM

You have one candle which glows exactly 60min. you don have anything to measure that candle, how will you find exactly 30min.with that candle
note: you should not breah it by folding

With the same way how will you find exactly 15min.
note: you can use two candle for this

Answer
for the first part: burn the candle from both ends...it will burn out in exactly 30 mins... for the second part: burn one candle from both the ends and the seconf candle fron one end...after the first candle burns out, u will be left with a candle which will burn in 30 mins...by lighting the candle from both ends , u can measure 15 mins.. 

Spoiler

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#2 babu63

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Posted 26 November 2006 - 12:27 AM

tell me plzzzz

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Posted 18 December 2006 - 11:52 AM

burn the candle by both sides....

#4 honeybee123

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Posted 23 December 2006 - 03:16 AM

what is the ans.....

#5 fiqbal

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Posted 15 January 2007 - 07:14 AM

I will burn first candle from both sides and the second one from one side. Now after 30 mins. the first candle will finish. At that time i'll burn 2nd candle from other side too. so it will finish after 15 mins.

#6 raman

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Posted 26 January 2007 - 07:44 AM

??

#7 harrypotter

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Posted 27 January 2007 - 02:50 AM

no idea

#8 saurabhjain

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Posted 24 March 2011 - 08:42 PM

View Postsaurabhjain, on 30 October 2006 - 12:24 PM, said:

You have one candle which glows exactly 60min. you don have anything to measure that candle, how will you find exactly 30min.with that candle
note: you should not breah it by folding

With the same way how will you find exactly 15min.
note: you can use two candle for this

Answer
for the first part: burn the candle from both ends...it will burn out in exactly 30 mins... for the second part: burn one candle from both the ends and the seconf candle fron one end...after the first candle burns out, u will be left with a candle which will burn in 30 mins...by lighting the candle from both ends , u can measure 15 mins.. 
please answer
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#9 Chankey Pathak

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Posted 12 June 2011 - 09:15 PM

View Postsaurabhjain, on 30 October 2006 - 12:24 PM, said:

You have one candle which glows exactly 60min. you don have anything to measure that candle, how will you find exactly 30min.with that candle
note: you should not breah it by folding

With the same way how will you find exactly 15min.
note: you can use two candle for this

Answer
for the first part: burn the candle from both ends...it will burn out in exactly 30 mins... for the second part: burn one candle from both the ends and the seconf candle fron one end...after the first candle burns out, u will be left with a candle which will burn in 30 mins...by lighting the candle from both ends , u can measure 15 mins.. 

Spoiler
1. Burn the candle from both sides.
2. While step 1 is executing start burning candle 2 at the same time. As soon as the candle 1 is completely burnt we will get to know that 30 minutes have been passed. Now burn the second candle from both sides. You will get to measure 15 minutes when it ends.
Good quiz btw :)

#10 kasturi

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Posted 19 September 2011 - 04:26 AM

View PostChankey Pathak, on 12 June 2011 - 09:15 PM, said:

1. Burn the candle from both sides.
2. While step 1 is executing start burning candle 2 at the same time. As soon as the candle 1 is completely burnt we will get to know that 30 minutes have been passed. Now burn the second candle from both sides. You will get to measure 15 minutes when it ends.
Good quiz btw Posted Image


fine
i think clocks available everywhere  for time
kya lekar aaye the jo kya lekar jana tha

#11 mahendra

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Posted 21 September 2011 - 08:21 PM

good Puzzle n as Kasturiji told clocks r available every where why to break heads but by such puzzles only our mind would start workings in innovative mode n by scuh things only new inventions might be possible for our new generations just kidding Madam Kasturi dont get feelings it is n't just opposing u pl  i know in just joking mood only u hv written n i too do it now n then sorry if hurt




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