The Alpinist problem

The climber is located on the site, at a height of 120 meters from the ground.
On the ground, three meters from the edge of a tree.
Below, at an altitude of 60 meters, there is another platform.
On it, two meters from the edge of a tree grows.
The climber weighs 70 kilograms. The backpack weighs 5 kilograms.
Climber lost his knife. He has only a rope. More

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About Aleksandr Anufriyev

Aleksandr Anufriyev grew up in Balakovo, Russia, and graduated from Saratov Polytechnic Institute.
His major speciality is electromechanical engineering.
Now he lives in Lansing, Michigan, USA.
He wants to be a writer.
His first book was ” The Flying car”.
The second one was “Inventions Around Us”.
Lastly, his third book was called “Time”.
He loves to read good books.
And he wants to write good books.

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