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Convergence articles

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A two door gate of unknown width is opened so that a 2 inch gap exists between the two doors.
A sketch of the history of topology, beginning with the polyhedron formula, but continuing up to the present.
There is a fish whose body weighs 8oz. Tell me how much the whole fish weighs?
Suppose General [George] Washington had 800 men and was supplied with provisions to last 2 months but he needed to feed his army for 7 months.
Given a triangular piece of land having two sides 10 yards in length and its base 12 yards, what is the largest square that can be constructed within this piece of land so that one of its sides lies along the base of the triangle?
The cavity of our chimney is an upright parallelepiped, the diagonal of whose base is 60"; and the height of the lower side of the lintel above the plane of the floor is 40".
A gentleman has a garden of rectangular form and wants to construct a walk of equal width half way round to take up half the garden. What must be the width of this walk?
A section of a much larger website, dealing with some random topics in the history of mathematics.

A math history class visits the 'Beautiful Science' exhibit at the Huntington Library in Southern California.

A guest on horseback rides 300 li in a day. The guest leaves his clothes behind and the host rides off to catch up with the guest once he discovers the clothes. Assuming the host rides without stop tell how far he can go in a day?