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The Most Difficult Tasks (page 203)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 2021 to 2030. |
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (4, 7, 8, 14, 17, 18, 32, 36, 39, 40, 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: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (17, 18, 21, 31, 32, 35, 41, 42, 43, 45, 84, 87, 89) 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: 12
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #magicsquare
MAGIC SQUARE: Calculate A+B+C
The aim is to place the some numbers from the list (21, 22, 25, 30, 31, 34, 37, 38, 41, 98) 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: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Calculate the number 7056
NUMBERMANIA: Calculate the number 7056 using numbers [1, 7, 6, 2, 75, 864] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 12
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B+C
The aim is to place the some numbers from the list (3, 5, 11, 27, 29, 35, 58, 66, 68, 74, 79) 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: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
MAGIC SQUARE: Calculate A-B*C
The aim is to place the some numbers from the list (1, 2, 8, 9, 10, 17, 32, 33, 41, 45, 79) 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: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Calculate A+B*C*D
Look at the series (10, 34, A, 214, B, 760, 1264, D, 2974, 4294, 6010, C, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A+B*C*D! Correct answers: 12
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math
MAGIC SQUARE: Calculate A+B+C
The aim is to place the some numbers from the list (3, 4, 5, 6, 14, 15, 17, 21, 22, 24, 38, 79, 81) 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: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Calculate the number 5394
NUMBERMANIA: Calculate the number 5394 using numbers [2, 8, 9, 5, 59, 569] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 12
The first user who solved this task is undefined.
#brainteasers #math #numbermania

