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Illustration of a counting board in Strasbourg
I am a brazen lion; my spouts are my 2 eyes, my mouth, and the flat of my foot. My right eye fills a jar in 2 days, my left eye in 3, and my foot in 4.
A railway train strikes a snowdrift which creates a constant resistance. How long does it take the snow to stop the train?
In a square box that contains 1000 marbles, how many will it take to reach across the bottom of the box in a straight row?
Original source material from seventeen mathematicians, with commentary by Stephen Hawking.
Page 7, Who's That Mathematician: Images from the Paul R. Halmos Photograph Collection: Blackwell, Halmos, Boas, Bollobas, Bombieri, Mumford, Bonsall, Rankin
A fellow said that when he counted his nuts by twos, threes, fours, fives and sixes, there was still one left over; but when he counted them by sevens they came out even. How many did he have?
This is a page from the Rechenbuch of Adam Riese. It deals with the measurement of barrels. Also a page that has a table showing numbers both in German words, in Roman numerals, and in the Hindu-Arabic numerals.
Find the two numbers such that multiplying one by the other makes 8 and the sum of their squares is 27
I found a stone but did not weigh it; after I added to it 1/7 of its weight and then 1/11 of this new weight, I weighed the total at 1 mina. What was the weight of the stone?

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Dummy View - NOT TO BE DELETED