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If 248 men, in 5 days, of 11 hours each, can dig a trench 230 yards long, 3 wide...
The Arithmetician's Guide: Being a New, Improved, and Compendious System of ... - Σελίδα 74
των John Eadon - 1766 - 333 σελίδες
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## Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 264 σελίδες
...complicated, may be stated and solved. * 2. If 248 men, in 5 days, of 1 1 hours each, can dig a trench 230 yards long, 3 wide, and 2 deep, in how many days, of 9 hours each, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Here the number of days,...

## The Philosophical Magazine: Or Annals of Chemistry, Mathematics ..., Τόμος 4

1828
...— ». . 9. Divide a* by a— 1. 10; If 180 men, in 6 days, of 10 hours each, can dig a trench 200 yards long, 3 wide, and 2 deep: in how many days, of 8 hours long, will 100 men dig a trench of 360 ya.rds long, 4 wide, and 3 deep? 11. What is a decimal...

## Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1830 - 264 σελίδες
...complicated, may be stated and solved. 2. If 248 men, in 5 days, of 1 1 hours each, can dig a trench 230 yards long, 3 wide, and 2 deep, in how many days, of 9 hours each, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Here the number of days,...

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

Daniel Adams - 1830 - 264 σελίδες
...complicated, may be stated and solved. 2. If 248 men, in 5 days, of 1 1 hours each, can dig a trench 230 yards long, 3 wide, and 2 deep, in how many days, of 8 hours each, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Here the number of days,...

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

Daniel Adams - 1831 - 264 σελίδες
...complicated, may be stated and solved. 2. If 248 men, in 5 days, of 1 1 hours each, can dig a trench 230 yards long, 3 wide, and 2 deep, in how many days, of 9 hours each, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Here the number of days,...

## The Arithmetical Manual

Samuel Read Hall - 1832 - 288 σελίδες
...will supply 60 horses 36 days. Ans. 60. 28. If 248 men in 5 days of 11 hours each, can dig a trench 230 yards long. 3 wide and 2 deep ; in how many days of 9 hours long, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Ans. 2882^. NOTE. — A...

## A New System of Arithmetick: In which the Rules are Familiarly Demonstrated ...

William Ruger - 1832 - 263 σελίδες
...receive interest ? Ans. 7 per cent. 9. If 100 men, in 6 days of 10 hours each, can dig a tiench 200 yards long,. 3 wide, and 2 deep ; in how many days of 8 hours long, will 180 men dig a trench of 360 yards long, 4 wide, and 3 deep ? Ans. 15 days. QUESTIONS...

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

Daniel Adams - 1833 - 264 σελίδες
...complicated, may be stated and solved. 2. If 248 men, in 5 days, of 1 1 hours each, can dig a trench . 230 yards long, 3 wide, and 2 deep, in how many days, of 9 hours each, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Here the number of days,...

## The New System of Practical Arithmetic: Whereby Most of the Various Problems ...

Charles Potts - 1835 - 180 σελίδες
...Ib. 112 1 cwt. cwt. 20 1 T. EXAMPLES. 1. If 180 men in 6 days of 10 hours each, can dig a trench 200 yards long, 3 wide, and 2 deep — in how many days of 4 hours long, will 100 men dig a trench of 360 yards long, 4 wide, and 3 deep ? Ans. 97y days. Produced...

## A New Introduction to the Science of Algebra...

Silas Totten - 1836 - 304 σελίδες
...direct, and some inverse. If 180 men, in 6 days, when the days are 10 hours long, can dig a trench 200 yards long, 3 wide, and 2 deep ; in how many days of 8 hours long, will 100 men dig a trench 360 yards long, 4 wide, and 3 deep ? f No. of men inverse,...