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Calculate the number 1561

NUMBERMANIA: Calculate the number 1561 using numbers [7, 8, 3, 4, 13, 224] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 12

The first user who solved this task is Nasrin 24 T.

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How does an archeologist te...

Q: How does an archeologist tell a male skeleton from a female skeleton?
A: He knows it’s a female skeleton if the jawbone is worn down.

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Sir William Jenner

Died 7 Dec 1898 at age 83 (born 30 Jan 1815).Sir William Jenner was an English physician who distinguished between typhus and typhoid. Beginning in 1847 at the London Fever Hospital, by clinical and post mortem examination of thirty-six patients, he recognised that under the name of "continued fever" doctors had confused the two different diseases. He published the results in 1849. His reputation as a pathologist principally rests on making this distinction. In 1861 he was appointed physician extraordinary, and in 1862 physician-in-ordinary to Queen Victoria in 1862, and to the Prince of Wales (later Edward VIII) in 1863. He attended both the prince consort during the attack of typhoid fever which caused his death, and the prince of Wales in his attack of typhoid fever.«

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