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Problems from Another Time

Individual problems from throughout mathematics history, as well as articles that include problem sets for students.

On a day in spring a boy has gathered cherry blossoms under a cherry tree. Nearby a poet is reading some of his poems aloud. As he reads, the boy counts out the cherry blossoms, one blossom for each word of a poem.
Given four integers where if added together three at a time their sums are: 20, 22, 24, and 27. What are the integers?
A man went to a draper and bought a length of cloth 35 braccia long to make a suit of clothes.
In a given square, inscribe 4 equal circles so that...
If I were to give 7 pennies to each beggar at my door, I would have 24 pennies left in my purse. How many beggars are there and how much money do I have?
An erect pole of 10 cubits has its base moved 6 cubits. Determine the new height and the distance the top of the pole is lowered.
A horse halving its speed every day runs 700 miles in 7 days.
Determine the dimensions for a right-angled triangle, having been given the hypotenuse, and the side of the inscribed square.
How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
Three equal circumferences with radii 6" are tangent to each other. Compute the area enclosed between them.

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