BRAIN TEASERS
Monthly Archive - November 2023

Monthly Archive - November 2023

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 (2, 14, 16, 21, 30, 34, 36, 41, 47, 49, 54, 79) 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: 1
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#brainteasers #math #magicsquare
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Find number abc

If 5c5ba - 373b6 = c4c94 find number abc. Multiple solutions may exist.
Correct answers: 1
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: 2
CHECK ANSWER
#brainteasers #mastermind

A miracle for a drink

A mangy-lookin' guy goes into a bar and orders a drink. The bartender says "No way. I don't think you can pay for it."

The guy says "You're right. I don't have any money, but if I show you something you haven't seen before, will you give me a drink?"

The bartender says "Only if what you show me ain't risque."

"Deal!" says the guy, as he reaches into his coat pocket and pulls out a hamster. He puts the hamster on the bar and it runs to the end of the bar, down a barstool, across the room, up the piano, jumps on the key board and starts playing Gershwin songs. And the hamster is really good.

The bartender says, "You're right. I've never seen anything like that before. That hamster is truly good on the piano." The guy downs the drink and asks the bartender for another.

"Money or another miracle else no drink," says the bartender.

The guy reaches into his coat again and pulls out a frog. He puts the frog on the bar, and the frog starts to sing. He has a marvelous voice and great pitch, a fine singer. A stranger from the other end of the bar runs over to the guy and offers him $300 for the frog.

The guy says "It's a deal." He takes the three hundred and gives the frog to the stranger, who runs out of the bar with it.

The bartender says to the guy, "Are you some kind of nut?! You sold a singing frog for $300? It must have been worth millions. You must be crazy!"

"Not so," says the guy. "The hamster is also a ventriloquist!"

Jokes of the day - Daily updated jokes. New jokes every day.
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Calculate the number 1085

NUMBERMANIA: Calculate the number 1085 using numbers [6, 7, 1, 7, 20, 956] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
CHECK ANSWER
#brainteasers #math #numbermania
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Find number abc

If 9cab9 + 5cc3a = 15bcc9 find number abc. Multiple solutions may exist.
Correct answers: 1
CHECK ANSWER
#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: 2
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 4405

NUMBERMANIA: Calculate the number 4405 using numbers [1, 4, 5, 3, 30, 864] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
CHECK ANSWER
#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A-B-C

The aim is to place the some numbers from the list (2, 5, 8, 21, 24, 27, 37, 40, 43, 98) 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: 1
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If 6cba7 - a8779 = bb6c8 find number abc. Multiple solutions may exist.
Correct answers: 1
CHECK ANSWER
#brainteasers #math
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Calculate the number 1728

NUMBERMANIA: Calculate the number 1728 using numbers [2, 4, 9, 1, 33, 284] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 2
CHECK ANSWER
#brainteasers #math #numbermania
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Williamina P. Fleming

Born 15 May 1857; died 21 May 1911 at age 54.Williamina Paton Stevens Fleming was a Scottish-American astronomer (née Stevens) who pioneered in the classification of stellar spectra and the first to discover stars called “white dwarfs.” She emigrated to Boston at age 21. Prof. Edward Pickering, director of the Harvard Observatory first employed Fleming as a maid, but in 1881 hired her to do clerical work and some mathematical calculations at the Observatory. She further proved capable of doing science. After devising her system of classifying stars by their spectra, she cataloged over 10,000 stars within the next nine years. Her duties were expanded and she was put in charge of dozens of young women hired to do mathematical computations (as now done by computers).
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