BRAIN TEASERS
Monthly Archive - February 2018 (page 11)

Monthly Archive - February 2018 (page 11)

brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 101 to 110.
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Calculate the number 1724

NUMBERMANIA: Calculate the number 1724 using numbers [2, 1, 8, 4, 46, 516] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 20
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math #numbermania
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Remove 7 letters from this seq...

Remove 7 letters from this sequence (PERWMZANASGENTXQLY) to reveal a familiar English word.
Correct answers: 45
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #wordpuzzles
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MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (2, 3, 5, 24, 25, 27, 32, 33, 35, 37, 82) 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: 19
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math #magicsquare

In the Beginning…

In the beginning, God created the heavens and the earth, and then He rested.
Then God created man, and then they both rested.
Then God created woman, and since then neither God nor man has ever rested.

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Channel tunnel proposed

In 1855, a proposal for a tunnel under the English Channel was reported in the New York Daily Times, which, according to French engineer M. Loèpold Favre, would in five years connect Boulogne to Dover. The 18½ mile (30-km) tunnel under the Channel would also need about 1½ mile (2-km) under the shores for each approach at the ends. Excavated at no less than 82-ft (25-m) below the sea bed, the tunnel would be lined with a double arch: one of granite and impermeable cement and an inner arch of thin, iron plates with perforations to reveal even slight leakage. Instead of smoke-producing locomotives, an atmospheric railway using a compressed air tube would carry passengers and freight such as coal. Ventilation shafts would rise above the highest water level in islands formed by excavated rock.«
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