BRAIN TEASERS
Monthly Archive - June 2022

Monthly Archive - June 2022

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 (7, 9, 14, 15, 16, 22, 54, 56, 62, 86) 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: 4
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#brainteasers #math #magicsquare
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Find number abc

If cbacb + 8c650 = 1aabbb find number abc. Multiple solutions may exist.
Correct answers: 4
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: 12
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#brainteasers #mastermind

Riding a streetcar

Riding a streetcar is a tramatic experience.
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Calculate the number 7756

NUMBERMANIA: Calculate the number 7756 using numbers [5, 8, 9, 2, 19, 976] 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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Find number abc

If 9a5a4 + 6bab9 = b5b5c3 find number abc. Multiple solutions may exist.
Correct answers: 4
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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: 9
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 1459

NUMBERMANIA: Calculate the number 1459 using numbers [2, 5, 2, 1, 99, 391] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 3
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 (6, 7, 13, 17, 18, 24, 43, 44, 50, 72) 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: 2
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If cb2b4 + aab74 = 13a27a find number abc. Multiple solutions may exist.
Correct answers: 9
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: 10
CHECK ANSWER
#brainteasers #mastermind
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Justus von Liebig

Died 18 Apr 1873 at age 69 (born 12 May 1803). (baron) German chemist who made many important contributions to the early systematization of organic chemistry, to the application of chemistry to biology (biochemistry), to chemical education, and to the basic principles of agricultural chemistry.
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