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The Most Difficult Tasks (page 62)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 611 to 620. |
Find number abc
)
If 5ac0c + b42b0 = 86abc find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Calculate the number 725
. Each of the numbers can be used only once.','/archive/2024/02/19/numbermania-1708301101.png','/calculate-the-number-725/7909'))
NUMBERMANIA: Calculate the number 725 using numbers [4, 3, 1, 5, 75, 121] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Calculate the number 983
. Each of the numbers can be used only once.','/archive/2024/02/16/numbermania-1708041901.png','/calculate-the-number-983/7906'))
NUMBERMANIA: Calculate the number 983 using numbers [4, 4, 9, 9, 73, 910] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
I was wondering why the ball k...
I was wondering why the ball kept getting bigger and bigger, and then it hit me.
Calculate the number 2434
. Each of the numbers can be used only once.','/archive/2024/02/09/numbermania-1707437101.png','/calculate-the-number-2434/7900'))
NUMBERMANIA: Calculate the number 2434 using numbers [4, 8, 4, 7, 67, 817] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Calculate the number 4020
. Each of the numbers can be used only once.','/archive/2024/01/05/numbermania-1704413101.png','/calculate-the-number-4020/7865'))
NUMBERMANIA: Calculate the number 4020 using numbers [7, 8, 3, 4, 95, 352] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Calculate the number 1632
. Each of the numbers can be used only once.','/archive/2026/09/25/numbermania-1790294701.png','/calculate-the-number-1632/8847'))
NUMBERMANIA: Calculate the number 1632 using numbers [4, 1, 7, 1, 76, 382] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#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/2026/09/24/magic-square-1790208345.png','/MAGIC-SQUARE-Calculate-A-B-C/8846'))
The aim is to place the some numbers from the list (16, 17, 25, 30, 31, 39, 40, 53, 54, 62, 84) 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: 1
#brainteasers #math #magicsquare
Find number abc
)
If b45a0 + cb7bb = 8ca8b find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
Calculate the number 2204
. Each of the numbers can be used only once.','/archive/2026/09/21/numbermania-1789949101.png','/calculate-the-number-2204/8843'))
NUMBERMANIA: Calculate the number 2204 using numbers [1, 3, 5, 8, 92, 335] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
)
If c02b0 + 555ac = b5a4c find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
