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" If 5 men can do a piece of work in 12 days, in how many days can 3 men do twice as much work? "
Designed for the use of classes in the second, third, and fourth years of ... - Page 32
by Alfred Kirk, A. R. Sabin - 1894
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The Young Arithmetician and Algebraist's Companion: In Two Parts. The First ...

Richard Carr (Arithmetician) - Algebra - 1751 - 240 pages
...the Quotient is the Anfwer. Obferve this in all the following Queftions. <j$uejtion га. If 8 Men do a Piece of Work in 12 Days, in how many Days will 16 Men do the fame ? Anfwert 6 Days. m. : d. :: m. For if 8 : i2 :: 16 8 16)96(6 Men the Anfwer....
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A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - Arithmetic - 1809 - 300 pages
...5X27X4 As : V "• i- And iXy*r=- - =s 4x4X3 the anfwer. manner as the direct ruV.— /V examflt, If 4 men can do a piece of work in 12 days, in what time will 8 men do it ? As 4 men ; ii days ;: S men : =6 days, the Anfwer. . O ' ,' -L And here...
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A New and Concise System of Arithmetick: Containing Vulgar, Decimal, and ...

Beriah Stevens - Arithmetic - 1822 - 423 pages
...Contraction and cancelling have the same force here as in the rule of three direct. EXAMPLE. If 8 men can do a piece of work in 12 days, in how many days nil 1 6 men do the same 1 OPERATION. M. Days. Men. EXPLANATION. .In thi* As 8 :, 12 : : 16 question...
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The Tutor's Assistant: Being a Compendium of Practical Arithmetic, for the ...

Francis Walkingame - 1833
...and divide their product by the third : the quotient will be the answer, as before. , (1) If 8 men can do a piece of work in 12 days, in how many days can 16 men do the same?* (2) If 54 men can build a house in 90 days, how many men can do the same in 50...
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The Sure Guide to Written Arithmetic: Designed for Beginners, and Summer ...

Peirpont Edward Bates Botham - Arithmetic - 1836 - 98 pages
...IN ANALYSIS. JJ- Let the follow ing sums be stated in the same manner as the preceding. 1. If 3 men can do a piece of work in 12 days : in how many days will 4 men do the same work ? 2. If 2 men in 3 days will earn 14 dollars : how much will 7 men earn...
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The Common School Arithmetic ...: To which is Added a Dictionary of ...

Peirpont Edward Bates Botham - Arithmetic - 1837 - 238 pages
...many men will it take to accomplish a piece 4 times as large in 4 days? Ans. 60-i men. 26. If 8 men can do a piece of work in 12 days : in how many days will 16 men do it? Ans. 6 days. 27. If 20 bushels of wheat are sufficient for 8 persons 5 months ;...
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The Tutor's Assistant, Or Comic Figures of Arithmetic

Alfred Crowquill - Arithmetic - 1843 - 128 pages
...quotient will bear such proportion to the second, as the first does to the third. EXAMPLES. If 8 men do a piece of work in 12 days, in how many days can 16 men perform the same? men. days. men. 8 : 12 :: 1б : б days. 8 16)96(6 days. Ans. 96 NOTE —...
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Elements of Arithmetic, Part 2

Horace Mann - 1855
...three times as many would be required. In such examples, the proportion is said to be inverse. If 6 men can do a piece of work in 12 days, in how many days could 3 men do it ? It would take 1 man 6 times as long as 6 men, and it would take 3 men only | as...
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Walkingame's arithmetic [his Tutor's assistant] simplified and improved. [&c ...

Francis WALKINGAME - 1859
...first does to the third. — Abreviations may be adopas in Simple Proportion. EXERCISES. 1. If 8 men can do a piece of work in 12 days, in how many days can 16 men perform the same ? 8men ; 12days ; ; 16men OR, 8 men ; 2)12 days ; ; 16 men 8 " — 16)96(6...
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The American Intellectual Arithmetic: Containing an Extensive Collection of ...

John Fair Stoddard - Arithmetic - 1866 - 176 pages
...quantity of cotton, and sold it for 12 yards of cloth; how much did the cloth cost me a yard ? 25. If 4 men can do a piece of work in 12 days, in how many days can 3 men do the same work ? 27. Gave 15 pounds of sugar for 5 pounds of butter; how much did the butter...
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