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Convergence articles

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I am a brazen lion; my spouts are my 2 eyes, my mouth, and the flat of my foot. My right eye fills a jar in 2 days, my left eye in 3, and my foot in 4.
A man is walking across a bridge, when a boat passes under the bridge.How rapidly are the boat and the pedestrian separating after the boat passes under the bridge?
A square walled city measures 10 li on each side. At the center of each side is a gate. Two persons start walking from the center of the city.
A certain bishop ordered that 12 loaves be divided among his clergy.
Portraits of 92 living mathematicians, with autobiographical comments.
Given a right triangle where you know the length of the base and the sum of the perpendicular side and the hypotenuse.

A survey of concepts of infinite sets over the centuries.
The king of France entered into a battle and was defeated. How many soldiers did he have before he was defeated?
As for a square piece of land that amounts to 100 square cubits, if it is said to you, "Cause it to make a piece of land that amounts to 100 square cubits that is round," what is the required diameter?
This is a collection of plates that Leonardo da Vinci created to illustrate De divina proportione of Luca Pacioli.