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" A wall was to be built 700 yards long in 29 days; after 12 men had been employed on it for 11 days, it was found they had built only 220 yards. How many more men must be put on, to finish it in the given time ? 54. "
Higher Arithmetic: Designed for the Use of High Schools, Academies, and Colleges - Σελίδα 91
των George Roberts Perkins - 1841 - 252 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

The American Tutor's Guide: Being a Compendium of Arithmetic. In Six Parts ...

James Thompson - 1808 - 176 σελίδες
...per cent by the mixtures ? , Ans. 4s. 6d. 23. A wall was to he built 700 yards long in 29 days ; now after 12 men had been employed on it for 11 days, it was found that they had completed only 220 yards of the wall. It is required then to determine how many men must-be...

A Course of Mathematics ...: Composed for the Use of the Royal Military ...

Charles Hutton - 1811 - 406 σελίδες
...and the time 74 hr, or 1 h 17-4 min. QUEST. 5. A wall was to be built 700 yards long in 29 days. Now, after 12 men had been employed on it for 11 days, it was found that they had completed only 220 yards of the wall. It is required then to determine how many men must...

A Course of Mathematics: For the Use of Academies as Well as Private Tuition

Charles Hutton - 1812 - 620 σελίδες
...to refresh ? . 5 tne rale *s ^/f ml'es an hour. ns" I and the time 7f hr. or 7 h 17} min. QUEST. 5. A wall was to be built 700 yards long in 29 days. Now, after 1 2 men had been employed on it for 1 1 days, it was found that they had completed only...

A Course of Mathematics: In Two Volumes : for the Use of Academies ..., Τόμος 1

Charles Hutton - 1816 - 610 σελίδες
...the time Tt, hr. or 7 h. 17} min. QUEST. 5. A wall was to be built 700 yards long in 29 days. Now, after 12 men had been employed on it for 11 days, it was found that they had completed only 220 yards of the wall. It is required then to determine how many men must...

A Course of Mathematics: For the Use of Academies, as Well as Private ...

Charles Hutton - 1822 - 616 σελίδες
...refresh ? . ( the rate is 3j»T miles an hour. ''' ' I and the time 7-f hr. or 7 h. 17} min. QUEST. 5. A wall was to be built 700 yards long in 29 days. Now, after J2 men had been employed on it for 11 days, it was found that they had completed only 220...

The Practical Arithmetic: In which the Principles of Operating by Numbers ...

1829 - 196 σελίδες
...and gives 9 months credit, how bighmustBraisegoods worth 827 to give 10 months credit ? Ans. 837. 29. A wall was to be built 700 yards long in 29 days ; and after 12 men had worked 11 days, they had completed only 220 yds. ; how many men most be added...

The Arithmetical Manual

Samuel Read Hall - 1832 - 294 σελίδες
...will serve 20 men 25 days; what number of men will the same provisions serve 5 days. Ans. 100. 38. A wall was to be built 700 yards long in 29 days. Now after 12 men had been employed on it for 11 days, it was found that they had completed only 220...

The North American Arithmetic: Part Third, for Advanced Scholars, Τόμος 3

Frederick Emerson - 1834 - 300 σελίδες
...have been lost. It is required, to find the daily allowance of each man during the last 9 months. 53. A wall was to be built 700 yards long in 29 days;...men must be put on, to finish it in the given time ? 54. Tf the transportation of 12 cwt. 2qr. 6lb., 275 miles cost $27.78, how far, at that rate, may...

A Practical and Theoretical System of Arithmetic...: Also, a Treatise on ...

George Willson - 1836 - 202 σελίδες
...Ans. $ 9.58J. The 1 ton is reduced to cwt. because the corresponding term in the demand is cwt. 18. A wall was to be built 700 yards long, in 29 days, and 12 men being employed on it for 11 days, completed only 220 yards. How many men must be added to...

A Practical and Theoretical System of Arithmetic: Containing a New System of ...

George Willson - 1838 - 194 σελίδες
...among A, B, and C, so as to give A 120 more, and B 95 less than C. (A 445. Ans. I B. 230. ( C 325. 51. A wall was to be built 700 yards long in 29 days ; 12 men employed on it for 11 days, completed only 220 yards of it. How many must be added to the...




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