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Monthly Archive - February 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/2026/02/28/mastermind-1772237101.png','/Find-the-right-combination/8643'))
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 7832
. Each of the numbers can be used only once.','/archive/2026/02/27/numbermania-1772150701.png','/calculate-the-number-7832/8642'))
NUMBERMANIA: Calculate the number 7832 using numbers [1, 6, 7, 4, 35, 749] 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/2026/02/26/magic-square-1772064345.png','/MAGIC-SQUARE-Calculate-A-B-C/8641'))
The aim is to place the some numbers from the list (3, 14, 15, 16, 25, 26, 27, 68, 71, 72, 73) 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
Making God Laugh
You know how to you make God laugh?
- Tell him your plans.
Find number abc
)
If 1b1a0 + 21b02 = acca2 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/2026/02/24/mastermind-1771891501.png','/Which-is-a-winning-combination-of-digits/8639'))
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 1691
. Each of the numbers can be used only once.','/archive/2026/02/23/numbermania-1771805101.png','/calculate-the-number-1691/8638'))
NUMBERMANIA: Calculate the number 1691 using numbers [3, 9, 6, 6, 73, 845] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 34acc + ba42a = 52b2a find number abc. Multiple solutions may exist. Correct answers: 0
#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/2026/02/21/mastermind-1771632301.png','/What-a-winning-combination/8636'))
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 1762
. Each of the numbers can be used only once.','/archive/2026/02/20/numbermania-1771545901.png','/calculate-the-number-1762/8635'))
NUMBERMANIA: Calculate the number 1762 using numbers [7, 1, 9, 3, 46, 223] 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/2026/02/19/magic-square-1771459547.png','/MAGIC-SQUARE-Calculate-A-B-C/8634'))
The aim is to place the some numbers from the list (1, 5, 10, 11, 15, 18, 19, 23, 49, 50, 54) 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
