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Calculate the number 5589

NUMBERMANIA: Calculate the number 5589 using numbers [9, 7, 5, 5, 92, 658] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 22

The first user who solved this task is Sanja Šabović.

#brainteasers #math #numbermania

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Degrees

The graduate with a science degree asks,
'Why does it work?'

The graduate with an engineering degree asks,
'How does it work?'

The graduate with an accounting degree asks,
'How much will it cost?'

The graduate with a liberal arts degree asks,
'Do you want fries with that?'

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Hooke appointed Curator of Experiments

In 1662, Robert Hooke was appointed Curator of Experiments to the Royal Society, London. The position was established as a provision of the Royal Charter given by King Charles II (passed by the Great Seal on 15 July 1662) to incorporate the Royal Society. The Society was the successor of the Society for the Promoting of Physico-Mathematical Experimental Learning formed by at a meeting of a dozen scientist on 28 Nov 1660 at Gresham College. Hooke was required to demonstrate three or four experiments at every meeting of the Society, starting without recompense until 1664 when the Society was in a position to do so. Hooke's genius produced a wealth of original ideas over the following 15 years.«[Image: from a recently discovered portrait believed (by Lisa Jardine) to be the only authentic picture of Hooke]

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