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" If 4 men can do a piece of work in 6 days, in how many days can 3 men do twice as much work ? 15. "
Complete Graded Arithmetic - Page 267
by George Edward Atwood - 1901
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Colburn's First Lessons: Intellectual Arithmetic, Upon the Inductive Method ...

Warren Colburn - Mental arithmetic - 1826 - 176 pages
...what will 9 pounds cost? 18. If 5 firkins of butter cost forty dollars, what will 3 firkins cost ? 19. If 2 men can do a piece of work in 6 days, how long would it take 4 men to do the same work ? 20. If 6 men can do a piece of work in twelve days,...
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The Youth's Assistant in Theoretic and Practical Arithmetic, : Designed for ...

Zadock Thompson - Arithmetic - 1828 - 238 pages
...for 10 cents a yard, how much do in one day, and 9 days work in 31 lnse in the nhole ? 22. Two men can do a piece of work in 6 days, in how many day will 3 men do it ? A. Two men 6 days are equal \o one man 12 days. and one man 12 days are equal...
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The Youth's Assistant in Theorhetic [sic] and Practical Arithmetic: Designed ...

Zadock Thompson - Arithmetic - 1832 - 182 pages
...first extreme, the quotient, 18, is evidently the other extreme, or the value of x. 196. 3. If 4 men can do a piece of work in 6 days, in how many days can 8 men do it ? By analyzing the example, we find that 4 men 6 days=il man 24 days, and 1 man 24 days=8...
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The Sure Guide to Written Arithmetic: Designed for Beginners, and Summer ...

Peirpont Edward Bates Botham - Arithmetic - 1836 - 104 pages
...: what will 2 yards cost ? о 17. A man, owing 20 dollars, paid 16: how many remain to be paid? 18. If 2 men can do a piece of work in 6 days : how long would it take 4 men to do it? о 19. What is the price of 7 yards of cloth : at 3 dollars...
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Practical Mercantile Arithmetic: In which the Theory and Practice of ...

Luther Ainsworth - Arithmetic - 1837 - 306 pages
...can travel 15 miles in 3 hours, how many miles can he travel in 4 hours ? 7. If 2 men can do a job of work in 6 days, in how many days can 4 men do the same ? 8. If 7 men can build a house in 6 weeks, in how many weeks can 6 men build the same ? 9....
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Intellectual Arithmetic, Upon the Inductive Method of Instruction

Warren Colburn - Arithmetic - 1847 - 170 pages
...what will 9 pounds cost? 18. If 5 firkins of butter cost forty dollars, whnt will 3 firkins cost? 19. If 2 men can do a piece of work in 6 days, how long would 'it take 4 men to do the same work ? • 20. If 0 men can do a piece of work in twelve...
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An Intellectual and Practical Arithmetic: Or, First Lessons in Arithmetical ...

James L. Enos - Mental arithmetic - 1851 - 156 pages
...is 6. 6 " 2 " 12. 6 " 3 " 18. 6 " 4 " 24. 6 times 9 is 54 6 " 10 " 6t 6 " 11 " 66 6 " 12 " 72. 39. If 2 men can do a piece of work in 6 days, in what time can 1 man perform the same work ? 5 times 1 is 5. 5 " 2 " 10. 5 " 3 " 15. 5 « 4 " 20. 5...
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An Intellectual Arithmetic, Upon the Inductive Method: With an Introduction ...

James Stewart Eaton - Arithmetic - 1868 - 190 pages
...13. If 9 men can do a piece of work in 8 days, how many men can do the same in 12 days? 14. If 4 men can do a piece of work in 6 days, in how many days can 3 men do twice as much work ? 15. A farmer sold 2 tons of hay at 4B20 a ton, and for pay received 8...
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The Illustrative Practical Arithmetic by a Natural Method ...

George Augustus Walton, Electa Nobles Lincoln Walton - Arithmetic - 1869 - 350 pages
...least, perform a sufficient number by Proportion to fix the method in his mind. EXAMPLES. 1. If 5 men can do a piece of work in 6 days, in how many days can 7 men do it ? Ans. 4^ d. 2. If 15 men can do a piece of work in 12 days, how many men can do it in...
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An Intellectual Arithmetic Upon the Inductive Method

James Stewart Eaton - Arithmetic - 1871 - 188 pages
...at 9 cents a pound, will pay for 6 dozen of eggs, at 12 cents a dozen? 12. If 8 men can do a certain piece of work in 6 days, in how many days can 4 men do the same ? 13. If 9 men can do a piece of work in 8 days, how many men can do the same in 12 days ?...
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