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Calculate the number 5662

NUMBERMANIA: Calculate the number 5662 using numbers [1, 7, 3, 6, 90, 540] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 32

The first user who solved this task is Sanja Šabović.

#brainteasers #math #numbermania

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Monday alarm snoozes

11 snoozes into the Monday alarm clock

and you wondering if the $38 left in your account will do you for the rest of your life if you quit

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Taconite

In 1956, full production of taconite began at a the first U.S. plant established for large-scale commercial production. Taconite is a hard ore containing 25 to 30% iron. The rock was crushed, ground and magnetically separated to yield small pellets containing about 62% iron, with an annual prodction of 3,750,000 tons. Preliminary operations had begun in the fall of 1955. The plant, known as the E.W. Davis Works at Silver Bay, Minn., was built by the Reserve Mining Company (Duluth, Minn.) and jointly owned by the Armco Steel and Republican Steel corporations.

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