BRAIN TEASERS
Brain Teasers (page 304)

Brain Teasers (page 304)

puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 3031 to 3040.
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MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (10, 11, 12, 32, 33, 34, 69, 70, 71, 85, 90) 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: 18
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math #magicsquare
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Find number abc

If ac68a + 7b84b = cb524 find number abc. Multiple solutions may exist.
Correct answers: 36
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math
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Chess Knight Move

Find the title of novel, using the move of a chess knight. First letter is D. Length of words in solution: 9,8.
Correct answers: 30
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #wordpuzzles #chessknightmove

How the diet going?

"How the diet going?"
"Not good, I had eggs for breakfast."
"Scrambled?"
"No, chocolate."
Jokes of the day - Daily updated jokes. New jokes every day.
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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: 34
The first user who solved this task is NĂ­lton CorrĂȘa De Sousa.
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#brainteasers #mastermind
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Calculate the number 1692

NUMBERMANIA: Calculate the number 1692 using numbers [8, 2, 6, 7, 36, 604] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 14
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math #numbermania
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Find number abc

If bc46b + 93aa3 = ab0bc8 find number abc. Multiple solutions may exist.
Correct answers: 43
The first user who solved this task is Djordje Timotijevic.
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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: 27
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #mastermind
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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: 6,6,7,3.
Correct answers: 19
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #wordpuzzles #chessknightmove
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Calculate the number 399

NUMBERMANIA: Calculate the number 399 using numbers [7, 6, 7, 2, 12, 110] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 16
The first user who solved this task is Djordje Timotijevic.
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 (7, 10, 17, 20, 23, 26, 33, 42, 46, 49, 56, 57) 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: 17
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #math #magicsquare
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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.
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Radio patent

In 1896, the first radio patent was issued to Guglielmo Marconi in England for his wireless telegraphy apparatus (U.K. 12,039) for “Improvements in Transmitting Electrical Impulses and Signals, and in Apparatus Therefor.” Improvements are given in a later Marconi patent, No. 7,777 of 1900.[Image: Figure from Marconi's first wireless specification.]
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