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The Most Difficult Tasks (page 32)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 311 to 320. |
Calculate the number 4237
. Each of the numbers can be used only once.','/archive/2025/07/25/numbermania-1753401901.png','/calculate-the-number-4237/8429'))
NUMBERMANIA: Calculate the number 4237 using numbers [5, 6, 2, 8, 46, 778] 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/2025/07/24/magic-square-1753315538.png','/MAGIC-SQUARE-Calculate-A-B-C/8428'))
The aim is to place the some numbers from the list (1, 3, 4, 14, 16, 17, 27, 42, 44, 45, 47) 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
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/2025/07/17/magic-square-1752710763.png','/MAGIC-SQUARE-Calculate-A-B-C/8421'))
The aim is to place the some numbers from the list (7, 8, 17, 19, 26, 27, 36, 50, 65, 66, 75, 91) 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
A young man proposes marriage...
A young man proposes marriage to his sweetheart. The girl replies, "If I marry you, will you promise to give up smoking?"
"Yes, I will," came the reply.
"And drinking?"
"I will give up drinking as well."
"And going to the club with your cronies?"
"Yes, I will."
"And what else will you give up for my sake?" she asked finally.
"I have already given up the idea of marrying you."
"Yes, I will," came the reply.
"And drinking?"
"I will give up drinking as well."
"And going to the club with your cronies?"
"Yes, I will."
"And what else will you give up for my sake?" she asked finally.
"I have already given up the idea of marrying you."
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/2025/07/12/mastermind-1752278701.png','/What-a-winning-combination/8416'))
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 7453
. Each of the numbers can be used only once.','/archive/2025/07/11/numbermania-1752192301.png','/calculate-the-number-7453/8415'))
NUMBERMANIA: Calculate the number 7453 using numbers [1, 9, 9, 1, 22, 744] 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/2025/07/10/magic-square-1752105939.png','/MAGIC-SQUARE-Calculate-A-B-C/8414'))
The aim is to place the some numbers from the list (9, 10, 13, 14, 18, 22, 50, 51, 52, 60, 63) 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 ab07c - c34cb = 4a6a2 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/2025/07/08/mastermind-1751933101.png','/Which-is-a-winning-combination-of-digits/8412'))
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 1958
. Each of the numbers can be used only once.','/archive/2025/07/07/numbermania-1751846701.png','/calculate-the-number-1958/8411'))
NUMBERMANIA: Calculate the number 1958 using numbers [7, 4, 2, 5, 59, 512] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 9b0a5 - 1bc0a = 79259 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
