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The Most Difficult Tasks (page 205)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 2041 to 2050. |
Calculate the number 905
NUMBERMANIA: Calculate the number 905 using numbers [7, 2, 4, 3, 46, 820] 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 (7, 8, 14, 24, 25, 31, 57, 58, 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: 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 (4, 5, 7, 10, 11, 13, 23, 24, 26, 88) 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

A very successful businessman...
A very successful businessman had a meeting with his new son-in-law. I welcome you into the family,” said the man. “To show you how much we care for you, I am making you a 50-50 partner in my business. All you have to do is go to the factory everyday and learn the operation.”
The son-in-law interrupted. “I hate factories. I can’t stand the noise.” “I see.” replied the father-in-law, “Well, then you’ll work in the office and take charge of some of the operations.” “I hate office work,” said the son-in-law. “I can’t stand being stuck behind a desk.” “Wait a minute,” said the father-in-law. “I just made you half owner of a money-making industry, but you don’t like factories, and won’t work in an office. What am I going to do with you?” “Easy,” said the son-in-law. “Buy me out.”
The son-in-law interrupted. “I hate factories. I can’t stand the noise.” “I see.” replied the father-in-law, “Well, then you’ll work in the office and take charge of some of the operations.” “I hate office work,” said the son-in-law. “I can’t stand being stuck behind a desk.” “Wait a minute,” said the father-in-law. “I just made you half owner of a money-making industry, but you don’t like factories, and won’t work in an office. What am I going to do with you?” “Easy,” said the son-in-law. “Buy me out.”
Calculate the number 770
NUMBERMANIA: Calculate the number 770 using numbers [2, 6, 5, 5, 15, 765] 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
Calculate the number 4708
NUMBERMANIA: Calculate the number 4708 using numbers [5, 5, 2, 5, 91, 856] 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
Calculate the number 6205
NUMBERMANIA: Calculate the number 6205 using numbers [6, 9, 9, 5, 45, 700] 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, 4, 5, 16, 17, 18, 21, 32, 33, 34) 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
Calculate the number 989
NUMBERMANIA: Calculate the number 989 using numbers [5, 2, 5, 7, 40, 882] 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
Calculate the number 3188
NUMBERMANIA: Calculate the number 3188 using numbers [9, 2, 4, 9, 56, 235] 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 (23, 25, 26, 28, 29, 31, 34, 57, 60, 63, 68) 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
