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Calculate the number 175

Calculate the number 175 using numbers [4, 4, 6, 5, 20, 100] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 64

The first user who solved this task is Sanja Šabović.

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Wife Is Being Unfaithful

How can you tell if your wife is being unfaithful?
You move from Chicago to Seattle and you still have the same mailman.

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U.S. inland radio facsimile transmission

In 1923, the first radio facsimile transmission made in the U.S. to a distant point sent a photgraphic image from the U.S. Navy Radio Station NOF, at Anacostia, D.C., to the Evening Bulletin in Philadelphia, Pennsylvania. A few months earlier, on 3 Oct 1922, photographs had been sent as a facsimile transmission over a city telephone line within Washington D.C., using a photographic plate to record the signal received at the radio station NOF, attended by Commander Albert Hoyt Taaylor, U.S.N.«*

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