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The Most Difficult Taskspuzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
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/2026/07/21/mastermind-1784592301.png','/What-a-winning-combination/8781'))
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 6585
. Each of the numbers can be used only once.','/archive/2026/07/20/numbermania-1784505901.png','/calculate-the-number-6585/8780'))
NUMBERMANIA: Calculate the number 6585 using numbers [9, 7, 7, 9, 62, 790] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If a896c + 4b7a5 = 7a685 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Problem With Gas
A little old lady goes to the doctor and says, "Doctor I have this problem with gas, but it really doesn't bother me too much because they never smell and are always silent. As a matter of fact, I've farted at least 20 times since I've been here in your office."
The doctor says, "I see, take these pills and come back to see me next week.
The next week the lady goes back to his office. "Doctor," she says, "I don't know what you gave me, but now my farts, although still silent, stink terribly!"
The doctor says, "Good, Now that we've cleared up your sinuses, let's work on your hearing."
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/2026/07/18/mastermind-1784333101.png','/Which-is-a-winning-combination-of-digits/8778'))
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 3160
. Each of the numbers can be used only once.','/archive/2026/07/17/numbermania-1784246701.png','/calculate-the-number-3160/8777'))
NUMBERMANIA: Calculate the number 3160 using numbers [1, 8, 1, 2, 73, 335] 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/2026/07/16/magic-square-1784160344.png','/MAGIC-SQUARE-Calculate-A-B-C/8776'))
The aim is to place the some numbers from the list (6, 17, 18, 20, 21, 28, 29, 31, 53, 56, 64) 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 ab12c + ba6b3 = 1b3cc0 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/2026/07/14/mastermind-1783987501.png','/What-a-winning-combination/8774'))
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 2473
. Each of the numbers can be used only once.','/archive/2026/07/13/numbermania-1783901101.png','/calculate-the-number-2473/8773'))
NUMBERMANIA: Calculate the number 2473 using numbers [7, 6, 5, 4, 29, 960] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 8cb7b - b1cac = a1a4a find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
