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Calculate the number 399

NUMBERMANIA: Calculate the number 399 using numbers [4, 2, 7, 4, 22, 670] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 2

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Makin' babies

A second grader came home from school and said to her mother, "Mom, guess what? We learned how to make babies today."

The mother, more than a little surprised, asked fearfully, "That's interesting. How do you make babies?"

"It's simple," replied the girl. "You just change 'y' to 'i' and add 'es'."

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John Lubbock (Lord Avebury)

Born 30 Apr 1834; died 28 May 1913 at age 79. English banker, politician, naturalist and archaeologist who coined the terms Neolithic and Paleolithic. Like his father, astronomer Sir John William Lubbock, his scientific work was an avocation. Lubbock was a friend and advocate of Charles Darwin. He discovered the first fossil remains of musk-ox in England (1855), and undertook archaeological work identifying prehistoric cultures. As a naturalist, he studied insect vision and colour sense. He published a number of books on natural history and primitive man. In 1870, he became a member of Parliament. The legislation he initiated included the Bank Holidays Act (1871) and the Ancient Monuments Act (1882) and the Shop Hours Act (1886). He became 1st Baron Avebury when he was made a peer in 1900.«

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