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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 Improved Arithmetic: Arithmetic, in which are Combined the Analytic ...

Daniel Adams - 1861 - 280 σελίδες
...sixth, seven to find an eighth, &c. 2. If 264 men, in 5 days of 12 hours each, can dig a trench 240 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 ? SOLUTION.— The number...

## Arithmetic, designed for the use of schools

...paving it at 8\d. per square yard. 166. If 100 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 180 men dig a trench of 360 yards long, 4 wide, and 3 deep ? 167. A person spending...

## The standard arithmetic

Ebenezer L. Jones - 1863
...hours' duration will be travel 7:20 miles ? 15. 1f 360 men, in 5 days of 30 hours each, can dig a trench 230 yards long, 3 wide, and 2 deep, in how many days, of'9 hours long, mny n trench of 500 yards length, 5 hi, width, and 3 deep, be dug by 120 men ? 12...

## Arithmetic, Τεύχος 6

Nelson, Thomas & sons, publisher - 1876 - 104 σελίδες
...500 men in one hour at the same rate? (4.) 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 each can 24 men dig a trench 420 yards long, 5 wide, and 3 deep? (5.) If 2 men, working 8 hours...