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Problems from Another Time

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

Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions
In a right triangle, let the perpendicular be 5 and the sum of the base and hypotenuse 25. Find the lengths of the base and hypotenuse
Curve sketching, tangent lines, and optimization, explored via interactive applets
A cliff with a tower on its edge is observed from a boat at sea; find the height of the cliff and the tower.
What it took to get an 8th grade education in 1895
A vessel is anchored in 3 fathoms of water and the cable passes over a sheave in the bowspirt which is 6 ft above the water.
A lion, a wolf and a fox each take a certain amount of time to eat a goat separately. How long would it take all these animals together to eat the goat?
Wanting to know the breadth of a river, I measured a base of 500 yards in a straight line close by one side of it.
A castle has n rooms each of which has 7 samurai in it.
Three persons bought a sugar loaf in the form of a perfect cone 25"" high and agreed to divide it...what was the slant height of each one's share?

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