A New, Copious and Complete System of Arithmetic: For the Use of Schools and Counting Houses, in the United States of America, Or, Arithmetical Instructor, Containing a General Course of Mercantile Examples ...

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William Greer, 1821 - 372 Seiten
 

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Seite 214 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Seite 299 - If the vessel be double-decked, take the length thereof from the fore part of the main stem, to the after part of the stern post, above the upper deck ; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel, and then deduct from the...
Seite 337 - Rule. Multiply the Logarithm of the given number by the Index of the proposed power, and the product will be the Logarithm, whose natural number is the power required.
Seite 264 - Take a series of as many terms, decreasing by 1, from the given number, out of which the election is to be made, and find the product of all the terms.
Seite 292 - ... when the first is to the third, as the difference between the first and second is to the difference between the second and third, as the numbers 3, 4, 6.
Seite 263 - To find the number of Permutations, or changes, that can be made of any given number of things all different from each other. RULE.
Seite 2 - In conformity to the Act of the Congress of the United States, intituled, " An act for the encouragement of learning, by securing the copies of Maps, Charts and Books to the Authors and Proprietors of such copies, during the times therein mentioned...
Seite 292 - Three lines are in harmonical proportion, when the first is to the third, as the difference between the first and second, is to the difference between the second and third ; and the second is called a harmonic mean between the first and third. The expression 'harmonical proportion...
Seite 2 - An act supplementary to an act entitled 'An act for the encouragement of learning, by securing the copies of maps, charts, and books to the authors and proprietors of such copies during the times therein mentioned,' and extending the benefits thereof to the arts of designing, engraving, and etching historical and other prints.
Seite 343 - A cistern for water has two cocks to supply it, by the first it may be filled in 45 minutes, and by the second in 55 minutes; it has likewise a discharging cock, by which it may, when full, be emptied...

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