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 Βιβλία Βιβλία 1 - 10 από 33 για This may be done, provided the terms be so placed, that the product of the extremes....
This may be done, provided the terms be so placed, that the product of the extremes shall be equal to that of the means. 4. If 3 men perform a certain piece of work in 10 days, how long will it take 6 men to do the same ? The number of days in which 6...
Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ... - Σελίδα 142
των Daniel Adams - 1810 - 180 σελίδες
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## An Elementary Treatise on Arithmetic

Silvestre François Lacroix - 1821 - 127 σελίδες
...from what has been said, is, that the order of the terms of a proportion may be changed, provided they be so placed, that the product of the extremes shall be equal to that of the means. In the proportion 13: 18 : : 130 : 180, the lollowing arrangements may be made; for in each one of...

## An Introduction to the Elements of Algebra: Designed for the Use of Those ...

Leonhard Euler - 1821 - 216 σελίδες
...from what has been said, is, that the order of the terms of a proportion may be changed, provided they be so placed, that the product of the extremes shall be equal to that of the means. In the proportion 13 : 18 : : IS0 : 180, the following arrangements may be made; 13: 13: 180: 180:...

## An Elementary Treatise on Arithmetic: Taken Principally from the Arithmetic of

1825 - 144 σελίδες
...from what has been said, is, that the order of the terms of a proportion may be changed, provided they be so placed, that the product of the extremes shall be equal to that of the means. In the proportion 13 : 18 : : 130 : 180, the following arrangements may be made; for in each one of...

## Temple's Arithmetick: A Concise Introduction to Practical Arithmetick: in ...

Samuel Temple - 1827 - 107 σελίδες
...piece of ' work in 18 days, in what time •will 12 men do it ? 2. If 12 men do a piece, of work in 9 days, how long will it take 6 men to do the same work? mdamdm As 6 : 18 : : 152 As 12 : 9 : : 6 6 • 12 12)108(9 days. Ans. 6)108(18 days." ADS. 108...

## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 264 σελίδες
...require, that the order of the terms of a proportion be changed. This may be done, provided the terms be so placed, that the product of the extremes shall...The number of days in which 6 men will do the work being the term sought, the. known term of the same kind, viz. 10 days, is made the third term. The...

## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 264 σελίδες
...require, that the order of the terms of a proportion be changed. This may be done, provided the terms be so placed, that the product of the extremes shall...means. 4. If 3 men perform a certain piece of work ia 10 days, how long will it take 6 men to do the same ? The number of days in which 6 men will do...

## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1830 - 264 σελίδες
...require, that the order of the terms of a proportion he changed. This may be done, provided the terms be so placed, that the product of the extremes shall...The number of days in which 6 men will do the work being the term sought, the known term of the same kind, viz. 10 days, is made the third term. The two...

## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1830 - 264 σελίδες
...require, that the order of the terms of a proportion be changed. This may be done, provided the terms be so placed, that the product of the extremes shall...The number of days in which 6 men will do the work being the term sought, the known term of the same kind, viz. 10 days, is made the third term. The two...

## Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1831 - 264 σελίδες
...require, that the order of the terms of a proportion be changed. This may be done, provided the terms be so placed, that the product of the extremes shall...The number of days in which 6 men will do the work being the term sought, the known term of the same kind, viz. 10 days, is made the third term. The two...

## Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1833 - 264 σελίδες
...require, that the order of the terms of a proportion be changed. This may be done, provided the terms be so placed, that the product of the extremes shall...The number of days in which 6 men will do the work being the term sought, the known term of .the same kind, viz. 10 days, is made the third term. The...