BRAIN TEASERS
Monthly Archive - December 2021 (page 2)

Monthly Archive - December 2021 (page 2)

brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 11 to 20.
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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: 20
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#brainteasers #mastermind
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Calculate the number 8275

NUMBERMANIA: Calculate the number 8275 using numbers [3, 6, 7, 8, 93, 579] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 2
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#brainteasers #math #numbermania
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Find number abc

If 75ccb + cbaca = a0a347 find number abc. Multiple solutions may exist.
Correct answers: 12
CHECK ANSWER
#brainteasers #math

Dictionary and thesaurus

“After he bought a dictionary and thesaurus his life became more meaningful.”

Jokes of the day - Daily updated jokes. New jokes every day.
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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: 10
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 1179

NUMBERMANIA: Calculate the number 1179 using numbers [6, 4, 9, 9, 33, 231] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 3
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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 (10, 11, 12, 15, 16, 17, 32, 33, 34, 46, 62) 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: 6
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If ca3a9 - c3b41 = 1a1b find number abc. Multiple solutions may exist.
Correct answers: 21
CHECK ANSWER
#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: 6
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 496

NUMBERMANIA: Calculate the number 496 using numbers [1, 5, 9, 2, 37, 453] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 5
CHECK ANSWER
#brainteasers #math #numbermania
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Find number abc

If 92067 - ccb66 = b8b0a find number abc. Multiple solutions may exist.
Correct answers: 15
CHECK ANSWER
#brainteasers #math
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Nobelium

In 1957, an announcement was made of the discovery of element 102, and the name of nobelium proposed, for an isotope believed found with a half-life of 10 minutes at 8.5 MeV. Later tests showed that no isotopes of nobelium have this half-life. Nobelium was truly discovered by Albert Ghiorso, T. Sikkeland, J.R. Walton, and Glenn T. Seaborg in Apr 1958. However, IUPAC accepted the name Nobelium given to the prematurely discovered element. Ten isotopes of nobelium are known to exist, with No-255 having the longest half-life of 3 minutes. Nobelium is an artificially made, radioactive, “rare earth metal”named after Alfred Nobel who discovered dynamite.
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