A horse, halving its speed each day, travels 700 miles in 7 days. How far does it travel each day?

Displaying 61 - 70 of 651

A horse, halving its speed each day, travels 700 miles in 7 days. How far does it travel each day?

This is the title page of the first textbook in the calculus of variations, Leonhard Euler's Method of Finding Curved Lines that Show some Property of Maximum or Minimum. It was published in 1744.

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.

How high above the earth must a person be raised that he [or she] may see 1/3 of its surface?

A man, woman, and two boys desire to cross a river, but their boat has weight restrictions!

Prove that the area of a regular polygon can be given by the product of its perimeter and half the radius of the inscribed circle.

Three men wish to buy a horse but none have a sufficient amount of money for the purchase; to do so they must borrow from each other. How much money does each man have and what is the price of the horse?

Review of a book that suggests that the accepted historical chronology is fundamentally flawed.

Divide 100 loaves of bread among 10 men including a boatman, a foreman, and a doorkeeper, who receives double portions. What is the share of each?

Here is the title page of part I of the General Trattato di Numeri (General Treatise on Number and Measure) (1556) of Niccolo Tartaglia (1500-1557). This is an extensive work on elementary mathematics that was popular in Italy for several decades after its publication.