|
The Most Difficult Tasks (page 18)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 171 to 180. |
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/2026/03/05/magic-square-1772669144.png','/MAGIC-SQUARE-Calculate-A-B-C/8648'))
The aim is to place the some numbers from the list (12, 14, 17, 19, 23, 28, 56, 58, 67, 68, 76) 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 5bcb5 + 18aaa = b6a08 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/2026/03/03/mastermind-1772496301.png','/What-a-winning-combination/8646'))
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
The New Pastor in Town
The new associate pastor, nervous about hearing confessions asks an older priest to listen in. Several penitents later, his mentor offers a few suggestions.“Cross your arms over your chest and rub your chin with one hand,” he says. “Try saying things like, ‘I see, yes, go on. I understand. How did you feel about that?”The new priest tries out the words and gestures. The old priest says, “Good, now, don’t you think that's a little better than slapping your knew and saying, ‘No way! You did what?'"
Calculate the number 7961
. Each of the numbers can be used only once.','/archive/2026/03/02/numbermania-1772409902.png','/calculate-the-number-7961/8645'))
NUMBERMANIA: Calculate the number 7961 using numbers [2, 6, 5, 2, 35, 987] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 5a0ab + cbaca = 7ca4c find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
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
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
