He will burn one of the rope at both the ends and the second rope at one end.
Burning rope problem 45 minutes.
He can t cut the one rope in half because the ropes are non homogeneous and he can t be sure how long it will burn.
After 30 minutes rope a will be completely burned up and there will be 30 minutes of rope b left.
How can he measure 45 mins using only these two ropes.
Burning rope problem a man has two ropes of varying thickness those two ropes are not identical they aren t the same density nor the same length nor the same width.
After 30 minutes rope a will be completely burned up and there will be 30 minutes of rope b left.
This burning rope problem is a classic logic puzzle.
They are made of different material so even though they take the same amount of time to burn they burn at separate rates.
Each rope will take exactly 1 hour to burn all the way through.
You have two ropes and a lighter.
Total time elapsed since starting.
Burn rope 1 from both end and at same time burn rope 2 from one end.
You have two ropes.
How can you measure 45 minutes.
How do you measure out exactly 45 minutes.
Burning rope puzzle measure 45 minutes.
Light the other end of rope b.
How can you measure 45 minutes.
He actually wants to measure 45 mins.
They are made of different material so even though they take the same amount of time to burn they burn at separate rates.
Each takes exactly 60 minutes to burn.
In addition each rope burns inconsistently.
You have two ropes coated in an oil to help them burn.
They don t necessarily burn at a uniform rate.
A logic brain teaser.
You have 2 ropes.
However the ropes do not burn at constant rates there are spots.
Each rope burns in 60 minutes.
How can you measure a period of 45 minutes.
Each rope burns in 60 minutes.
If you light one end of the rope it will take one hour to burn to the other end.
You have two ropes that each take an hour to burn but burn at inconsistent rates.
You can light one or both ropes at one or both ends at the same time.
This burning rope problem is a classic logic puzzle.
Total time elapsed since starting the ropes on fire.
Light the other end of rope b.
Light both ends of rope a and one end of rope b.
When rope 1 finishes burning it will be exactly 30 minutes.
It will burn up in 15 minutes.
It will burn up in 15 minutes.
Each rope has the following property.