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Brain Teasers (page 24)puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 231 to 240. |
Find the right combination
. 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.','/archive/2025/10/07/mastermind-1759795501.png','/Find-the-right-combination/8502'))
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
#brainteasers #mastermind
Calculate the number 9167
. Each of the numbers can be used only once.','/archive/2025/10/06/numbermania-1759709101.png','/calculate-the-number-9167/8501'))
NUMBERMANIA: Calculate the number 9167 using numbers [3, 7, 9, 6, 41, 893] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 9ab5c + 1018b = 10a5b7 find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
Would you mind telling me...
"Would you mind telling me, Doctor," Bob asked, "how you detect a mental deficiency in somebody who appears completely normal?"
"Nothing is easier," he replied. "You ask him a simple question which everyone should answer with no trouble. If he hesitates, that puts you on the track."
"What sort of question?"
"Well, you might ask him, 'Captain Cook made three trips around the world and died during one of them. Which one?'
Bob thought for a moment, and then said with a nervous laugh, "You wouldn't happen to have another example would you? I must confess I don't know much about history."
"Nothing is easier," he replied. "You ask him a simple question which everyone should answer with no trouble. If he hesitates, that puts you on the track."
"What sort of question?"
"Well, you might ask him, 'Captain Cook made three trips around the world and died during one of them. Which one?'
Bob thought for a moment, and then said with a nervous laugh, "You wouldn't happen to have another example would you? I must confess I don't know much about history."
Which is a winning combination of digits?
. 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.','/archive/2025/10/04/mastermind-1759536301.png','/Which-is-a-winning-combination-of-digits/8499'))
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: 1
#brainteasers #mastermind
Calculate the number 6370
. Each of the numbers can be used only once.','/archive/2025/10/03/numbermania-1759449902.png','/calculate-the-number-6370/8498'))
NUMBERMANIA: Calculate the number 6370 using numbers [2, 8, 2, 6, 15, 812] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B-C
 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.','/archive/2025/10/02/magic-square-1759363575.png','/MAGIC-SQUARE-Calculate-A-B-C/8497'))
The aim is to place the some numbers from the list (10, 11, 12, 20, 21, 22, 27, 32, 55, 56, 57, 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: 0
#brainteasers #math #magicsquare
Find number abc
)
If 5b95a - c005c = ab89b find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Which is a winning combination of digits?
. 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.','/archive/2025/09/30/mastermind-1759190701.png','/Which-is-a-winning-combination-of-digits/8495'))
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: 0
#brainteasers #mastermind
Calculate the number 334
. Each of the numbers can be used only once.','/archive/2025/09/29/numbermania-1759104301.png','/calculate-the-number-334/8494'))
NUMBERMANIA: Calculate the number 334 using numbers [6, 4, 2, 4, 52, 926] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 81ac8 + 86a21 = 16ba59 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
