BRAIN TEASERS
Monthly Archive - December 2020

Monthly Archive - December 2020

brain teasers, 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 (13, 15, 17, 27, 29, 31, 56, 65, 67, 69, 91, 97) 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: 11
The first user who solved this task is Nasrin 24 T.
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#brainteasers #math #magicsquare
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Find number abc

If 3c037 + 70b0a = 10cba1 find number abc. Multiple solutions may exist.
Correct answers: 38
The first user who solved this task is NĂ­lton CorrĂȘa de Sousa.
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#brainteasers #math
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Find the right 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: 29
The first user who solved this task is Nasrin 24 T.
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#brainteasers #mastermind

While attending a Marriage Sem...

While attending a Marriage Seminar dealing with communication, Tom and his wife Grace listened to the instructor, "It is essential that husbands and wives know each other's likes and dislikes."
He addressed the man, "Can you name your wife's favorite flower?"
Tom leaned over, touched his wife's arm gently and whispered, "It's Pillsbury, isn't it?"
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Calculate the number 709

NUMBERMANIA: Calculate the number 709 using numbers [1, 9, 1, 4, 29, 684] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 14
The first user who solved this task is Nasrin 24 T.
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#brainteasers #math #numbermania
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Find number abc

If 2c9bc + 47976 = 7388a find number abc. Multiple solutions may exist.
Correct answers: 28
The first user who solved this task is Nasrin 24 T.
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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: 41
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 1160

NUMBERMANIA: Calculate the number 1160 using numbers [1, 1, 2, 9, 67, 422] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 10
The first user who solved this task is Nasrin 24 T.
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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 (15, 17, 25, 27, 29, 37, 40, 42, 43, 50, 52, 91) 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: 11
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If 605ca + 523b3 = aa29ab find number abc. Multiple solutions may exist.
Correct answers: 17
The first user who solved this task is Nasrin 24 T.
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: 19
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #mastermind
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Wilhelm His

Born 9 Jul 1831; died 1 May 1904 at age 72. Wilhelm His, born in Basel, Switzerland, was a German anatomist and embryologist who created the science of histogenesis, or the study of the embryonic origins of different types of animal tissue. His discovery, in 1886, that each nerve fibre stems from a single nerve cell was essential to the development of the neuron theory. He invented the microtome - a device to slice very thin serial specimens for microscope slides (1865). With it, he could examine embryos. He was the first to accurate describe the human embryo.
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