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The Most Difficult Taskspuzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Find number abc
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If aa8c9 + 60a0b = bb63a0 find number abc. Multiple solutions may exist. Correct answers: 0
#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/2026/02/14/mastermind-1771027501.png','/Find-the-right-combination/8629'))
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 2159
. Each of the numbers can be used only once.','/archive/2026/02/13/numbermania-1770941101.png','/calculate-the-number-2159/8628'))
NUMBERMANIA: Calculate the number 2159 using numbers [5, 8, 4, 2, 27, 278] 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/2026/02/12/magic-square-1770854745.png','/MAGIC-SQUARE-Calculate-A-B-C/8627'))
The aim is to place the some numbers from the list (15, 16, 19, 32, 33, 36, 44, 69, 70, 73, 78) 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 b0a78 + 6ac66 = 110cbb 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/2026/02/10/mastermind-1770681901.png','/What-a-winning-combination/8625'))
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 1603
. Each of the numbers can be used only once.','/archive/2026/02/09/numbermania-1770595501.png','/calculate-the-number-1603/8624'))
NUMBERMANIA: Calculate the number 1603 using numbers [2, 9, 2, 4, 15, 254] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 9c8c9 + a8025 = ba590a 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/2026/02/07/mastermind-1770422701.png','/Which-is-a-winning-combination-of-digits/8622'))
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 352
. Each of the numbers can be used only once.','/archive/2026/02/06/numbermania-1770336301.png','/calculate-the-number-352/8621'))
NUMBERMANIA: Calculate the number 352 using numbers [7, 1, 3, 5, 14, 847] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
