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Problems from Another Time

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

The authors recount the 'great tale' of Napier's and Burgi's parallel development of logarithms and urge you to use it in class.
A father left $20,000 to be divided among his four sons ages 6, 8, 10, and 12 years respectively so that each share placed at 4 1/2 compounded interest should amount to the same value when its possessor becomes the age 21.
In how many ways can a vowel and a consonant be chosen out of the word "logarithms?"
Given a right triangle where you know the length of the base and the sum of the perpendicular side and the hypotenuse.

How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
If 40 oranges are worth 60 apples, and 75 apples are worth 7 dozen peaches, and 100 peaches are worth 1 box of grapes and three boxes of grapes are worth 40 pounds of pecans, how many peaches can be bought for 100 oranges?
Given the frustum of a circular cone with height h.
One hundred men besieged in a castle, have sufficient food to allow each one bread to the weight of 14 lot a day for ten months.
Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions
A merchant woman buys and sells apples and pears for Denaros. How much did she invest in apples; how much in pears?

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