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The Most Difficult Tasks (page 27)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 261 to 270. |
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/2025/06/28/mastermind-1751069101.png','/Which-is-a-winning-combination-of-digits/8402'))
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 7043
. Each of the numbers can be used only once.','/archive/2025/06/27/numbermania-1750982701.png','/calculate-the-number-7043/8401'))
NUMBERMANIA: Calculate the number 7043 using numbers [8, 5, 6, 8, 55, 472] 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/2025/06/26/magic-square-1750896368.png','/MAGIC-SQUARE-Calculate-A-B-C/8400'))
The aim is to place the some numbers from the list (12, 13, 16, 17, 18, 20, 21, 26, 56, 57, 60, 83) 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
Boy Scouts
Boy Scouts from the city were on a camping trip. The mosquitoes were so fierce, the boys had to hide under their blankets to avoid being bitten. Then one of them saw some lightning bugs and said to his friend,
"We might as well give up. They are coming after us with flashlights."
Find number abc
)
If 8b20a - c6bb1 = a04a2 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/2025/06/24/mastermind-1750723501.png','/Which-is-a-winning-combination-of-digits/8398'))
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 1372
. Each of the numbers can be used only once.','/archive/2025/06/23/numbermania-1750637101.png','/calculate-the-number-1372/8397'))
NUMBERMANIA: Calculate the number 1372 using numbers [2, 1, 6, 3, 56, 630] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 4c698 - a00b3 = ac64b find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Calculate the number 4721
. Each of the numbers can be used only once.','/archive/2025/06/20/numbermania-1750377901.png','/calculate-the-number-4721/8395'))
NUMBERMANIA: Calculate the number 4721 using numbers [9, 7, 6, 5, 96, 697] 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/2025/06/19/magic-square-1750291570.png','/MAGIC-SQUARE-Calculate-A-B-C/8394'))
The aim is to place the some numbers from the list (3, 5, 6, 13, 15, 16, 23, 27, 45, 47, 48, 90) 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
Calculate the number 2343
. Each of the numbers can be used only once.','/archive/2025/06/16/numbermania-1750032301.png','/calculate-the-number-2343/8391'))
NUMBERMANIA: Calculate the number 2343 using numbers [2, 8, 1, 4, 67, 249] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
