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The Most Difficult Tasks (page 18)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 171 to 180. |
Find number abc
)
If 6b425 + aca99 = c40224 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/2025/12/23/mastermind-1766448301.png','/What-a-winning-combination/8577'))
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 2085
. Each of the numbers can be used only once.','/archive/2025/12/22/numbermania-1766361901.png','/calculate-the-number-2085/8576'))
NUMBERMANIA: Calculate the number 2085 using numbers [2, 6, 5, 6, 87, 790] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Pie Rates
A slice of apple pie in Jamaica is $2.00. It is $2.50 in the Bahamas.
These are the pie rates of the Caribbean.
Author:koulnisFind number abc
)
If 76a67 - b5a62 = c1aa5 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Find the right 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/2025/12/20/mastermind-1766189101.png','/Find-the-right-combination/8574'))
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 5172
. Each of the numbers can be used only once.','/archive/2025/12/19/numbermania-1766102701.png','/calculate-the-number-5172/8573'))
NUMBERMANIA: Calculate the number 5172 using numbers [1, 6, 4, 2, 45, 816] 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/2025/12/18/magic-square-1766016345.png','/MAGIC-SQUARE-Calculate-A-B-C/8572'))
The aim is to place the some numbers from the list (5, 6, 8, 20, 21, 23, 24, 65, 66, 68, 97) 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 3828
. Each of the numbers can be used only once.','/archive/2025/12/15/numbermania-1765757101.png','/calculate-the-number-3828/8569'))
NUMBERMANIA: Calculate the number 3828 using numbers [3, 1, 3, 8, 90, 336] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Calculate the number 3992
. Each of the numbers can be used only once.','/archive/2025/12/12/numbermania-1765497901.png','/calculate-the-number-3992/8566'))
NUMBERMANIA: Calculate the number 3992 using numbers [5, 4, 5, 5, 85, 898] 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/2025/12/11/magic-square-1765411547.png','/MAGIC-SQUARE-Calculate-A-B-C/8565'))
The aim is to place the some numbers from the list (13, 16, 20, 22, 23, 25, 26, 29, 30, 62, 92) 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
