BRAIN TEASERS
The Most Difficult Tasks

The Most Difficult Tasks

puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10.
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MAGIC SQUARE: Calculate A-B*C

The aim is to place the some numbers from the list (12, 13, 16, 20, 21, 24, 29, 30, 32, 33, 59) 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: 0
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#brainteasers #math #magicsquare
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Find number abc

If 65c5b - b5ac3 = 3a50a find number abc. Multiple solutions may exist.
Correct answers: 0
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#brainteasers #math
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Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Correct answers: 0
CHECK ANSWER
#brainteasers #mastermind

6 Funny Christmas Jokes

"What do you call Santa’s most impolite reindeer?"
"Rude-olph."

"What street in France do reindeer live on?"
"Rue Dolph."

"How much does it cost Santa to park his sleigh and reindeer?"
"Nothing, it’s on the house!"

"What did Mrs. Claus say to Santa when she looked up in the sky?"
"Looks like rein, deer!"

"Why doesn’t Santa use reindeer milk in his coffee?"
"He’s on a non-deery diet."

"What kind of money do reindeer use?"
"Bucks!"

Jokes of the day - Daily updated jokes. New jokes every day.
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Calculate the number 648

NUMBERMANIA: Calculate the number 648 using numbers [6, 1, 8, 4, 36, 267] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
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#brainteasers #math #numbermania
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Find number abc

If b7aaa + 3b30c = 489a8 find number abc. Multiple solutions may exist.
Correct answers: 0
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#brainteasers #math
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Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Correct answers: 0
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 2589

NUMBERMANIA: Calculate the number 2589 using numbers [8, 8, 3, 9, 99, 965] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
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#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A-B*C

The aim is to place the some numbers from the list (17, 20, 22, 23, 26, 28, 34, 41, 44, 46, 82) 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: 0
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If 5aa85 - a4c55 = ac53b find number abc. Multiple solutions may exist.
Correct answers: 0
CHECK ANSWER
#brainteasers #math
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What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Correct answers: 0
CHECK ANSWER
#brainteasers #mastermind
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Guillaume Rondelet

Died 30 Jul 1566 at age 58 (born 27 Sep 1507).French naturalist and physician who contributed substantially to zoology by his descriptions of marine animals, primarily of the Mediterranean Sea. After studying at Montpellier, he later travelling widely through Europe with his patron Cardinal Tournon. Returning to Montpellier in 1545, he taught medicine. His real interest, however, was zoology, and in 1554 he published his massive compendium on aquatic life, Libri de piscibus marinis in quibus verae piscium effigies expressae sunt, which covered far more marine life than any earlier work in the field. This laid the foundation for later ichthyological research and was the standard reference work for over a century. He also published various other works on diagnosis and several pharmacological works.
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