BRAIN TEASERS
The Most Difficult Tasks

The Most Difficult Tasks

puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10.
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Calculate the number 1015

NUMBERMANIA: Calculate the number 1015 using numbers [2, 1, 8, 9, 84, 933] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
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#brainteasers #math #numbermania
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Calculate the number 511

NUMBERMANIA: Calculate the number 511 using numbers [4, 1, 3, 7, 78, 597] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
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#brainteasers #math #numbermania
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Calculate the number 973

NUMBERMANIA: Calculate the number 973 using numbers [7, 6, 8, 2, 89, 183] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
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#brainteasers #math #numbermania

I get angry, i yell, i cry

I get angry, i yell, i cry, i speak my mind, i stand up for what i believe in and i'll never apologize for being me.
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Calculate the number 1618

NUMBERMANIA: Calculate the number 1618 using numbers [7, 2, 9, 5, 14, 704] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
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#brainteasers #math #numbermania
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Calculate the number 4972

NUMBERMANIA: Calculate the number 4972 using numbers [7, 8, 2, 2, 79, 696] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
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#brainteasers #math #numbermania
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Calculate the number 3197

NUMBERMANIA: Calculate the number 3197 using numbers [8, 9, 4, 5, 82, 233] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
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Calculate the number 3898

NUMBERMANIA: Calculate the number 3898 using numbers [8, 2, 5, 6, 75, 852] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 4
The first user who solved this task is Nílton Corrêa de Sousa.
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#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A*B+C

The aim is to place the some numbers from the list (25, 26, 29, 30, 34, 38, 65, 66, 74, 86) 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: 5
The first user who solved this task is Nasrin 24 T.
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#brainteasers #math #magicsquare
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Calculate the number 2008

NUMBERMANIA: Calculate the number 2008 using numbers [1, 5, 2, 5, 24, 315] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 5
The first user who solved this task is Fazil Hashim.
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#brainteasers #math #numbermania
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Calculate the number 7730

NUMBERMANIA: Calculate the number 7730 using numbers [2, 8, 7, 5, 24, 971] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 5
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
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First U.S. Nationally Televised Videotaped Broadcast

In 1957, NBC taped President Dwight D. Eisenhower's oath of office for his second term inauguration. It was replayed almost immediately to a national audience. CBS had made the first-ever broadcast use of videotape on 30 Nov 1956. with a rebroadcast to the West Coast of the 15-minDouglas Edwards and the News program. It was recorded earlier on 2-inch tape with an Ampex Mark IV machine. The videotape recorder invented by Ray Dolby was ready in Feb 1956 when Ampex had a successful in-house demonstration. After it was introduced at the annual CBS affiliates meeting in Chicago on 14 Apr 1956, taped programming quickly became the normal method in broadcasting«
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