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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 - 1838 - 262 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,...

Arithmetic, in which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1839
...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 - 1840 - 264 σελίδες
...complicated, may be stated and solved. 2. 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, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? Here the number of days,...

Arithmetic: As Taught in the Troy Episcopal Institute

W. F. Walker - 1841 - 231 σελίδες
...16721b. of the same wool ? Ans. 1178H yards. (14.) If 248 men, in 5 days of 11 hours each, dig a trench 230 yards long, 3 wide, and 2 deep, in how many days of 9 hours in length, will 24 men dig a trench of 420 yards long, 5 wide, and 3 deep ? Ane. 288,5/7 days....

Porter's New System of Mathematics: With the Addition of a Complete Ready ...

James H. Porter - 1841 - 192 σελίδες
...—24 24— 365 2— 7 ! 365 =Щ Ans. 77. 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, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep ? —6 —24 9 230— —...

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

Daniel Adams - 1848 - 306 σελίδες
...the required distance is traveled. 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...

Ruger's Arithmetick, with Questions and Answers: A New System of Arithmetick ...

William Ruger - 1841 - 263 σελίδες
...receive interest ? Ans^ 7 per cent. 9. If 100 met*, 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 130 men dig a trench of 360 yards long, 4 •wide, and 3 -deep? Ans. 15 days. atlESTIONS...

The practical arithmetic

John Darby (teacher of mathematics.) - 1843
...Then = =15 days. Ant. 300 x 16 480° 3. If 248 men, in 5 days, each 11 hours long, can dig a trench 230 yards long, 3 wide, and 2 deep ; in how many days, each 9 hours long, will 24 men dig a trench 420 yards long, 5 wide, and three deep ? As 248 men : 5...

Report to the Trustees of the Dick Bequest for the Benefit of the ..., Τόμος 2

1844
...0s. 4d. to the decimal of a pound. 4f 9. If 250 men, in 4 days of 11 hours each, can dig a trench 190 yards long, 3 wide, and 2 deep ; in how many days of 9 hours each, can 194 men dig a trench of 350 yards long, 2£ wide, and l£ deep? 10. Having given...

A New System of Arithmetic and Mathematics

James H. Porter - 1845 - 240 σελίδες
...of 24 persons in one year? Ans. 52i. 48. 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, will 24 men dig a trench 420 yards long, 5 wide, and 3 deep 1 Ans. 288-f/r. 49. If 56...




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