BRAIN TEASERS
The Most Difficult Tasks (page 213)

The Most Difficult Tasks (page 213)

puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 2121 to 2130.
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MAGIC SQUARE: Calculate A+B-C

The aim is to place the some numbers from the list (1, 6, 8, 11, 12, 13, 17, 20, 22, 26, 96) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A+B-C.
Correct answers: 13
The first user who solved this task is Nílton Corrêa De Sousa.
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#brainteasers #math #magicsquare
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Calculate the number 813

NUMBERMANIA: Calculate the number 813 using numbers [3, 5, 2, 6, 74, 605] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 13
The first user who solved this task is Nílton Corrêa De Sousa.
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#brainteasers #math #numbermania
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Calculate the number 6752

NUMBERMANIA: Calculate the number 6752 using numbers [6, 8, 4, 6, 41, 465] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 13
The first user who solved this task is Nílton Corrêa De Sousa.
CHECK ANSWER
#brainteasers #math #numbermania

I'm sorry, said the clerk in flower...

"I'm sorry," said the clerk in flower shop, "we don't have potted geraniums. Could you use African violets instead?"
Replied the customer sadly, "No, it was geraniums my wife told me to water while she was gone."
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Calculate the number 5084

NUMBERMANIA: Calculate the number 5084 using numbers [5, 8, 1, 7, 10, 837] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 13
The first user who solved this task is Nílton Corrêa De Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
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Calculate the number 5543

NUMBERMANIA: Calculate the number 5543 using numbers [5, 1, 2, 5, 52, 873] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 13
The first user who solved this task is Eugenio G. F. de Kereki.
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#brainteasers #math #numbermania
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Calculate the number 3172

NUMBERMANIA: Calculate the number 3172 using numbers [4, 6, 9, 4, 60, 226] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 13
The first user who solved this task is Thinh Ddh.
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#brainteasers #math #numbermania
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Replace asterisk symbols with ...

Replace asterisk symbols with a letters (*H* ***D*) and guess the name of musician band. Length of words in solution: 3,5.
Correct answers: 13
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #music
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Replace asterisk symbols with ...

Replace asterisk symbols with a letters (***I*) and guess the name of musician band. Length of words in solution: 5.
Correct answers: 13
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #music
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Replace asterisk symbols with ...

Replace asterisk symbols with a letters (*H* *** G*E*) and guess the name of musician band. Length of words in solution: 3,3,4.
Correct answers: 13
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #music
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Chess Knight Move

Find the title of novel, using the move of a chess knight. First letter is T. Length of words in solution: 3,7,4,2,2,6,3,2,4.
Correct answers: 13
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #wordpuzzles #chessknightmove
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Richard E(dwin) Shope

Died 2 Oct 1966 at age 64 (born 25 Dec 1901).American animal pathologist and virologist who was first to isolate an influenza virus, first to vaccinate animals against influenza, and first to identify (1928) the causative agent as a virus in the 1918-19 Spanish influenza pandemic. The laboratory and field studies he made of viruses in animals provided knowledge in protecting both animals and humans against viruses. He researched cancerous tumors in animals. In studying the role of mosquitoes as carriers of sleeping sickness disease, he caught the potentially fatal disease himself from them. Fortunately, he recovered completely (one of the few who did so without permanent brain damage). His co-worker, Dr. Delphine Clark, recovered "live virus" from his blood, the first to be taken from a live human.«
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