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" After a certain number of men had been employed on a piece of work for 24 days, and had half finished it, 16 men more were set on, by which the remaining half was completed in 16 days; how many men were employed at first; and what was the whole expense,... "
The civil service arithmetic. [With] A key. [With] A key - Page 221
by Robert Johnston (F.R.G.S.) - 1879
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A Treatise on Algebra, in Practice and Theory: With Notes and ..., Volume 1

John Bonnycastle - Algebra - 1813 - 456 pages
...4, and 3 17- A certain number of men were employed in making a fish pond, and when they had been at work 24 days, and had half finished it, 16 men more were set on, by which the remaining half was completed in l6 days: how many men were employed at first;...
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An Introduction to Algebra: With Notes and Observations : Designed for the ...

John Bonnycastle - Algebra - 1818 - 326 pages
...11. The sum of two numbers is a, and the sum of their reciprocals is b ; required the numbers. 12. After a certain number of men had been employed on a piece of work for 24 days, and had half finished it, 16 men more were set on, by whkh the remaining half was completed...
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An Introduction to Algebra: With Notes and Observations : Designed for the ...

John Bonnycastle - Algebra - 1818 - 284 pages
...men had been employed on a piece of work for 24 days, and had half finished it, 16 men more were set on, by which the remaining half was completed in 16 days : how many men were employed at first ; and what was the whole expence, at Is. 6d. a day per man ? Ans. 32 the...
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An Introduction to Algebra: With Notes and Observations, Designed for the ...

John Bonnycastle - Algebra - 1825 - 336 pages
...160 11. The sum of two numbers is a, and the sum of their reciprocals is 6, required the numbers. 12. After a certain number of men had been employed on a piece of work for 24 days, and had half finished it, 16 men more were set on, by which the remaining half was completed...
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Porter's New System of Mathematics: With the Addition of a Complete Ready ...

James H. Porter - Arithmetic - 1841 - 210 pages
...6 pence per thousand : what was his gain per cent. by the latter price ? Ans. jG96 7s ЗДа. 121. After a certain number of men had been employed on a piece of work for 24 days, and had half finished it, 16 men more were set on, by which the remaining half was completed...
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The elements of algebra, with additions by W. Galbraith and W. Rutherford

John Bonnycastle - 1848 - 334 pages
...but if placed a yard apart, there would be 70 remaining ; find the number of palisades. Ans. 180. 14. After a certain number of men had been employed on a piece of work for 24 days, and had completed one-half of it, 16 men more were set on. and then the remaining half...
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Bonnycastle's Introduction to Algebra: Containing the Indeterminate and ...

John Bonnycastle - Algebra - 1851 - 288 pages
...The sum of two numbers is #, and the sum of their reciprocals is 6 ? required the numbers. Ans ? 12. After a certain number of men had been employed on a piece of work for 24 days, and had half finished it, 16 men more were set on, by which the remaining half was completed...
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Arithmetic for the use of Schools. Designed to assist Candidates preparing ...

W. M. LUPTON - 1867 - 210 pages
...year 365 dys. 5 hrs. 48 min. 49-7 sec.; reduce their difference to the decimal of a sidereal year. (9) After a certain number of men had been employed on...24 days, and had half finished it, 16 men more were set on, and the remaining half was completed in 16 days; how many men were employed at first, and what...
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Civil Service Tests in Arithmetic ...

William Alfred Browne - 1867 - 112 pages
...year 365 days 5 hours 4«m. 49s. 7 ; reduce their difl'erence to the decimal of a sidereal year. 9. After a certain number of men had been employed on a piece of work 24 days, and had half finished it¿16 men more were set on, and the remaining half was completed in 16 days ; how many men were employed...
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Examples in arithmetic. (revised) by J. Bell, Volume 2

Henry Austin Oram - 1869 - 168 pages
...365 dys. 5 hrs. 48 min. 49'7 sec. ; reduce their difference to the decimal of a sidereal year. 60. After a certain number of men had been employed on...a piece of work 24 days, and had half finished it, 1 6 men more were set on, and the remaining half was completed in 16 days ; how many men were employed...
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