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Monthly Archive - October 2026brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
What a winning 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/2026/10/24/mastermind-1792800302.png','/What-a-winning-combination/8874'))
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 2295
. Each of the numbers can be used only once.','/archive/2026/10/23/numbermania-1792713902.png','/calculate-the-number-2295/8873'))
NUMBERMANIA: Calculate the number 2295 using numbers [2, 3, 8, 9, 54, 246] 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/2026/10/22/magic-square-1792627576.png','/MAGIC-SQUARE-Calculate-A-B-C/8872'))
The aim is to place the some numbers from the list (5, 7, 8, 22, 24, 25, 48, 50, 51, 58, 92, 96) 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
History jokes-Christopher Columbus
Christopher Columbus was the best deal maker in history. He left not knowing where he was going, and upon arriving, not knowing where he was. He returned not knowing where he had been, and did it all on borrowed money.
Find number abc
)
If 1a9c3 + 4abc0 = b1bb3 find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
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/2026/10/20/mastermind-1792454701.png','/Find-the-right-combination/8870'))
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 4024
. Each of the numbers can be used only once.','/archive/2026/10/19/numbermania-1792368301.png','/calculate-the-number-4024/8869'))
NUMBERMANIA: Calculate the number 4024 using numbers [2, 4, 7, 8, 45, 333] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
)
If 97bc6 - 699ab = 2794b find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
Calculate the number 3519
. Each of the numbers can be used only once.','/archive/2026/10/16/numbermania-1792109101.png','/calculate-the-number-3519/8867'))
NUMBERMANIA: Calculate the number 3519 using numbers [7, 6, 8, 7, 30, 221] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#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/2026/10/15/magic-square-1792022745.png','/MAGIC-SQUARE-Calculate-A-B-C/8866'))
The aim is to place the some numbers from the list (5, 7, 13, 14, 16, 20, 22, 38, 40, 46, 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: 1
#brainteasers #math #magicsquare
Find number abc
)
If c02aa + 74aba = 12c2b8 find number abc. Multiple solutions may exist. Correct answers: 3
#brainteasers #math
