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Monthly Archive - September 2026brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
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/2026/09/15/mastermind-1789430701.png','/Find-the-right-combination/8837'))
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 670
. Each of the numbers can be used only once.','/archive/2026/09/14/numbermania-1789344301.png','/calculate-the-number-670/8836'))
NUMBERMANIA: Calculate the number 670 using numbers [3, 2, 3, 3, 55, 560] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
)
If 8b3ba - aca1b = 106c2 find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
When an escaped pris...
“When an escaped prisoner was caught camping out in the woods it was a clear case of criminal in tent.”
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/2026/09/12/mastermind-1789171501.png','/Which-is-a-winning-combination-of-digits/8834'))
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 806
. Each of the numbers can be used only once.','/archive/2026/09/11/numbermania-1789085101.png','/calculate-the-number-806/8833'))
NUMBERMANIA: Calculate the number 806 using numbers [3, 3, 2, 9, 81, 720] 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/2026/09/10/magic-square-1788998768.png','/MAGIC-SQUARE-Calculate-A-B-C/8832'))
The aim is to place the some numbers from the list (2, 4, 7, 8, 9, 13, 21, 23, 27, 59, 79, 95) 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 aa428 + 42a1b = c5ca8 find number abc. Multiple solutions may exist. Correct answers: 2
#brainteasers #math
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/2026/09/08/mastermind-1788825901.png','/What-a-winning-combination/8830'))
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 5096
. Each of the numbers can be used only once.','/archive/2026/09/07/numbermania-1788739501.png','/calculate-the-number-5096/8829'))
NUMBERMANIA: Calculate the number 5096 using numbers [2, 6, 8, 8, 52, 586] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
)
If a99b6 + 1aa1b = 7a4c8 find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
