A horse halving its speed every day runs 700 miles in 7 days.

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Displaying 481 - 490 of 659

A horse halving its speed every day runs 700 miles in 7 days.

The author constructs a possible mathematical path from the ancient Babylonians to Pythagoras, Euclid, and the ancient Greeks.

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?

In order to encourage his son in the study of arithmetic, a father agrees to pay him 8 pennies for every problem solved correctly and to charge him 5 pennies for each incorrect solution.

Three equal circumferences with radii 6" are tangent to each other. Compute the area enclosed between them.

The story of Gerbert, who became Pope Sylvester II in 999, and his mathematics.

A new history of mathematics text which asks lots of questions about the history and the mathematics.

A thorough study of Benjamin Franklin's mathematical accomplishments, in particular his work on magic squares.

Rabbits and pheasants are put in a basket.

An extension of Al-Karaji's formula for the sum of the cubes by a 19th century Turkish author and journal editor